443 Area Code

Area Code 443 Details

StateMaryland
USA
CapitalAnnapolis
Short URLhttp://thecallphone.com/443

Area Code 443 Prefixes

PrefixPrimary CityCompanyCountyUsageIntroduced
(443) 200-Baltimore, MDAllegiance TelecomBaltimore CityLandline05/18/1998
(443) 201-None, MDAnne ArundelCell Number10/13/1999
(443) 203-West River, MDVerizon MarylandAnne ArundelLandline03/03/2001
(443) 204-Pikesville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number11/11/2003
(443) 205-Cambridge, MDNextel CommunicationsDorchesterCell Number05/02/2004
(443) 206-Perryville, MDCellco Partnership DBA Verizon WirelessCecilCell Number01/14/2000
(443) 207-Elkton, MDOmnipoint Communications Enterprises, L.p.CecilCell Number08/14/1998
(443) 208-Essex, MDSprint Spectrum L.p.Unknown05/27/2010
(443) 209-Havre De Grace, MDCavalier Telephone (mid-atlantic)HarfordLandline02/27/1999
(443) 210-Aberdeen, MDTidalwave Telephone Inc.HarfordLandline01/14/2000
(443) 212-Sparks Glencoe, MDUs Lec Of MarylandBaltimoreLandline08/14/1998
(443) 213-Baltimore, MDVerizon MarylandBaltimore CityLandline05/18/1998
(443) 214-Annapolis, MDTidalwave Telephone Inc.Anne ArundelLandline01/14/2000
(443) 215-Chestertown, MDCore CommunicationsKentLandline01/14/2000
(443) 216-Dundalk, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 217-Annapolis, MDCore CommunicationsAnne ArundelLandline01/14/2000
(443) 218-Reisterstown, MDGlobal Crossing Local Services-mdBaltimoreLandline07/22/1999
(443) 219-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline05/18/1998
(443) 220-Baltimore, MDVerizon MarylandBaltimore CityLandline11/20/1998
(443) 221-Annapolis, MDLevel 3 CommunicationsAnne ArundelLandline08/20/2000
(443) 222-Reisterstown, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 223-Annapolis, MDCellco Partnership DBA Verizon WirelessAnne ArundelCell Number10/13/1999
(443) 224-Baltimore, MDMci Worldcom CommunicationsBaltimore CityLandline05/10/1999
(443) 225-Cambridge, MDNextel CommunicationsDorchesterLandline05/02/2004
(443) 226-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number08/14/1998
(443) 227-Port Deposit, MDGlobal Naps SouthCecilLandline01/14/2000
(443) 228-Middle River, MDUs Lec Of MarylandBaltimoreLandline06/30/2001
(443) 229-Severna Park, MDCavalier Telephone Mid-atlanticAnne ArundelLandline10/13/1999
(443) 230-Odenton, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 231-Baltimore, MDAT&T LocalBaltimore CityLandline08/14/1998
(443) 232-Willards, MDCavalier Telephone (mid-atlantic)WicomicoLandline11/20/1998
(443) 233-Mardela Springs, MDCavalier Telephone (mid-atlantic)WicomicoLandline11/20/1998
(443) 234-Snow Hill, MDCavalier Telephone (mid-atlantic)WorcesterLandline11/20/1998
(443) 235-Salisbury, MDCellco Partnership DBA Verizon WirelessWicomicoCell Number10/13/1999
(443) 236-Cardiff, MDCore CommunicationsHarfordLandline01/14/2000
(443) 237-North Beach, MDCore CommunicationsCalvertLandline01/14/2000
(443) 238-Parkton, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 239-Easton, MDNew Cingular Wireless PCS - DCTalbotCell Number08/17/2004
(443) 241-Westminster, MDGlobal Naps SouthCarrollLandline01/14/2000
(443) 242-Sparrows Point, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 243-Fallston, MDCellco Partnership DBA Verizon WirelessHarfordCell Number10/13/1999
(443) 244-Westminster, MDLevel 3 CommunicationsCarrollLandline10/13/1999
(443) 245-Elkton, MDCavalier Telephone (mid-atlantic)CecilLandline02/27/1999
(443) 246-Elkton, MDCore CommunicationsCecilLandline01/14/2000
(443) 247-Union Bridge, MDGlobal Naps SouthCarrollLandline01/14/2000
(443) 248-Catonsville, MDCellco Partnership DBA Verizon WirelessUnknown01/15/2007
(443) 249-Stevensville, MDVerizon MarylandQueen Anne'sLandline07/22/1999
(443) 250-Baltimore, MDNextel CommunicationsBaltimore CityCell Number08/14/1998
(443) 251-None, MDCellco Partnership DBA Verizon WirelessUnknown07/08/2011
(443) 252-Perryville, MDCellco Partnership DBA Verizon WirelessHowardLandline06/30/2001
(443) 253-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number08/14/1998
(443) 254-Annapolis, MDOmnipoint Communications Cap OperationsAnne ArundelCell Number06/13/2000
(443) 255-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number07/22/1999
(443) 256-North East, MDGlobal Naps SouthCecilLandline01/14/2000
(443) 257-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number08/14/1998
(443) 258-Easton, MDNew Cingular Wireless PCS - DCTalbotCell Number07/22/1999
(443) 259-Columbia, MDVerizon MarylandHowardLandline08/14/1998
(443) 260-Salisbury, MDVerizon MarylandWicomicoLandline07/22/1999
(443) 261-Severna Park, MDMci Worldcom CommunicationsAnne ArundelLandline06/13/2000
(443) 262-Centreville, MDVerizon MarylandQueen Anne'sLandline01/14/2000
(443) 263-Baltimore, MDVerizon MarylandBaltimore CityLandline07/22/1999
(443) 264-Pikesville, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 265-Fork, MDCavalier Telephone Mid-atlanticBaltimoreLandline01/14/2000
(443) 266-Glenwood, MDGlobal Crossing Local Services-mdHowardLandline07/22/1999
(443) 267-Darlington, MDTeleport Communications Group AmericaHarfordLandline02/27/1999
(443) 268-Baltimore, MDCore CommunicationsBaltimore CityLandline01/14/2000
(443) 269-Towson, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 270-Baltimore, MDPaetec CommunicationsBaltimore CityLandline10/13/1999
(443) 271-Baltimore, MDNextel CommunicationsBaltimore CityCell Number02/09/2003
(443) 272-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 273-Reisterstown, MDTeleport Communications Group AmericaBaltimoreLandline08/14/1998
(443) 274-Severn, MDVerizon MarylandAnne ArundelLandline10/13/1999
(443) 275-Baltimore, MDComcast Phone Of Northern MarylandBaltimore CityLandline05/18/1998
(443) 276-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 277-Sykesville, MDNextel CommunicationsCarrollCell Number07/22/1999
(443) 278-Baltimore, MDVdl DBA Global Telecom BrokersBaltimore CityLandline01/27/2004
(443) 279-Baltimore, MDAllegiance TelecomBaltimore CityLandline10/13/1999
(443) 280-Sykesville, MDNew Cingular Wireless PCS - DCCarrollCell Number08/14/1998
(443) 281-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 282-Chestertown, MDNextel CommunicationsKentCell Number03/27/2005
(443) 283-Baltimore, MDPaetec CommunicationsBaltimore CityLandline10/13/1999
(443) 284-Jessup, MDGlobal Naps SouthHowardLandline01/14/2000
(443) 285-Columbia, MDVerizon MarylandHowardLandline10/13/1999
(443) 286-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number08/14/1998
(443) 287-Baltimore, MDVerizon MarylandBaltimore CityLandline07/22/1999
(443) 288-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 289-None, MDMci Worldcom CommunicationsBaltimoreLandline10/31/2001
(443) 290-Parkville, MDTw Telecom Of Maryland LLCBaltimoreLandline10/13/1999
(443) 291-Hampstead, MDGlobal Crossing Local Services-mdCarrollLandline07/22/1999
(443) 292-Laurel, MDLevel 3 CommunicationsPrince George'sLandline10/13/1999
(443) 293-Westminster, MDGlobal Crossing Local Services-mdCarrollLandline07/22/1999
(443) 294-West River, MDGlobal Crossing Local Services-mdAnne ArundelLandline07/22/1999
(443) 295-Prince Frederick, MDLevel 3 CommunicationsCalvertLandline10/13/1999
(443) 296-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 297-Arbutus, MDTeleport Communications Group AmericaBaltimoreLandline08/14/1998
(443) 298-Easton, MDNew Cingular Wireless PCS - DCTalbotCell Number05/09/2003
(443) 299-Fallston, MDGlobal Crossing Local Services-mdHarfordLandline07/22/1999
(443) 300-Sykesville, MDBroadwing Communications. LLCCarrollLandline08/20/2000
(443) 302-Crofton, MDGlobal Crossing Local Services-mdAnne ArundelLandline07/22/1999
(443) 303-Aberdeen, MDGlobal Crossing Local Services-mdHarfordLandline07/22/1999
(443) 304-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 305-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 306-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number08/14/1998
(443) 307-Bel Air, MDGlobal Crossing Local Services-mdHarfordLandline07/22/1999
(443) 308-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 309-Elkton, MDNextel CommunicationsCecilCell Number11/20/1998
(443) 310-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number10/31/2000
(443) 312-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 313-Fork, MDGlobal Crossing Local Services-mdBaltimoreLandline07/22/1999
(443) 314-Baltimore, MDSprint Spectrum L.p.BaltimoreLandline03/27/2005
(443) 315-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 316-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 317-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 318-Cockeysville, MDCavalier Telephone (mid-atlantic)BaltimoreLandline11/20/1998
(443) 319-Columbia, MDCavalier Telephone (mid-atlantic)HowardLandline11/20/1998
(443) 320-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 321-Annapolis, MDPaetec CommunicationsAnne ArundelLandline06/13/2000
(443) 322-Towson, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 323-Rhodesdale, MDCavalier Telephone (mid-atlantic)DorchesterLandline11/20/1998
(443) 324-Baltimore, MDNextel CommunicationsBaltimore CityCell Number07/22/1999
(443) 325-Ellicott City, MDCavalier Telephone Mid-atlanticHowardLandline11/20/1998
(443) 326-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number06/30/2001
(443) 327-Aberdeen, MDCavalier Telephone Mid-atlanticHarfordLandline03/03/2001
(443) 328-Sykesville, MDGlobal Naps SouthCarrollLandline01/14/2000
(443) 329-Jessup, MDGlobal Crossing Local Services-mdHowardCell Number02/27/1999
(443) 330-Baltimore, MDCavalier Telephone Mid-atlanticBaltimore CityLandline05/18/1998
(443) 331-Taneytown, MDGlobal Naps SouthCarrollLandline01/14/2000
(443) 332-Crofton, MDCavalier Telephone Mid-atlanticAnne ArundelLandline01/14/2000
(443) 333-Annapolis, MDLeap Wireless Intl DBA Cricket CommUnknown02/13/2009
(443) 334-Towson, MDAllegiance TelecomBaltimoreLandline08/20/2000
(443) 335-Brooklyn, MDGlobal Naps SouthBaltimore CityLandline01/14/2000
(443) 336-Annapolis, MDNextel CommunicationsAnne ArundelCell Number05/10/1999
(443) 337-Sparrows Point, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 338-Sparks Glencoe, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 339-Sherwood Forest, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 340-Westminster, MDCellco Partnership DBA Verizon WirelessCarrollCell Number10/13/1999
(443) 341-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline05/18/1998
(443) 342-Solomons, MDGlobal Naps SouthCalvertLandline01/14/2000
(443) 343-Millersville, MDTeleport Communications Group AmericaAnne ArundelLandline02/27/1999
(443) 344-Severna Park, MDCore CommunicationsAnne ArundelLandline01/14/2000
(443) 345-Aberdeen, MDLevel 3 CommunicationsHarfordLandline10/13/1999
(443) 346-Severna Park, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 347-Cardiff, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 348-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 349-Westminster, MDCore CommunicationsCarrollLandline01/14/2000
(443) 350-Elkton, MDCellco Partnership DBA Verizon WirelessCecilCell Number08/20/2000
(443) 351-Columbia, MDUs Lec Of MarylandHowardLandline06/13/2000
(443) 352-Baltimore, MDAT&T LocalBaltimore CityLandline11/20/1998
(443) 353-Cockeysville, MDVerizon MarylandBaltimoreLandline08/17/2004
(443) 354-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline07/22/1999
(443) 355-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline07/22/1999
(443) 356-Bel Air, MDLevel 3 CommunicationsHarfordLandline07/22/1999
(443) 357-Pikesville, MDVerizon MarylandBaltimoreLandline10/13/1999
(443) 358-Salisbury, MDYmax Communications Corp.Unknown02/17/2011
(443) 359-Delmar, MDCellco Partnership DBA Verizon WirelessWicomicoCell Number06/13/2000
(443) 360-Aberdeen, MDTeleport Communications Group AmericaHarfordLandline08/14/1998
(443) 361-Sykesville, MDCore CommunicationsCarrollLandline01/14/2000
(443) 362-Easton, MDOmnipoint Communications Cap OperationsTalbotCell Number06/13/2000
(443) 363-Severn, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 364-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 365-Salisbury, MDOmnipoint Communications Cap OperationsWicomicoCell Number06/13/2000
(443) 366-Salisbury, MDSprint Spectrum L.p.WicomicoCell Number08/14/1998
(443) 367-Columbia, MDVerizon MarylandHowardLandline06/13/2000
(443) 368-Westminster, MDCore CommunicationsCarrollLandline01/14/2000
(443) 369-Bel Air, MDCore CommunicationsHarfordLandline01/14/2000
(443) 370-Annapolis, MDNew Cingular Wireless PCS - DCAnne ArundelLandline10/31/2000
(443) 371-Bel Air, MDBroadwing Communications. LLCHarfordLandline10/31/2000
(443) 372-Edgewood, MDUs Lec Of MarylandHarfordLandline08/20/2000
(443) 373-Ocean City, MDSprint Spectrum L.p.WorcesterCell Number10/31/2000
(443) 374-Aberdeen, MDCavalier Telephone (mid-atlantic)HarfordLandline02/27/1999
(443) 375-Hampstead, MDNextel CommunicationsCarrollCell Number08/20/2000
(443) 376-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 377-Towson, MDCellco Partnership DBA Verizon WirelessUnknown06/09/2010
(443) 378-Baltimore, MDNextel CommunicationsBaltimore CityCell Number03/27/2005
(443) 379-Pikesville, MDComcast Phone Of Northern MarylandUnknown02/23/2007
(443) 380-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline05/18/1998
(443) 381-Reisterstown, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 382-Cambridge, MDCore CommunicationsDorchesterLandline01/14/2000
(443) 383-Westminster, MDGlobal Naps SouthCarrollLandline01/14/2000
(443) 384-Parkville, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 385-Easton, MDCore CommunicationsTalbotLandline01/14/2000
(443) 386-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number02/27/1999
(443) 387-Pocomoke, MDCore CommunicationsWorcesterLandline01/14/2000
(443) 388-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number07/22/1999
(443) 389-Salisbury, MDCore CommunicationsWicomicoLandline01/14/2000
(443) 390-Churchville, MDGlobal Crossing Local Services-mdHarfordLandline07/22/1999
(443) 391-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 392-Baltimore, MDAT&T LocalBaltimore CityLandline05/10/1999
(443) 393-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 394-Pikesville, MDVerizon MarylandBaltimoreLandline11/20/1998
(443) 395-Aberdeen, MDVerizon MarylandUnknown08/13/2009
(443) 396-Odenton, MDGlobal Crossing Local Services-mdAnne ArundelLandline07/22/1999
(443) 397-Salisbury, MDCellco Partnership DBA Verizon WirelessUnknown04/06/2009
(443) 398-Sykesville, MDNextel CommunicationsCarrollCell Number06/13/2000
(443) 399-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 400-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 402-Edgewood, MDTeleport Communications Group AmericaHarfordLandline02/27/1999
(443) 403-Aberdeen, MDBroadwing Communications. LLCHarfordLandline10/31/2001
(443) 404-Solomons, MDSprint Spectrum L.p.CalvertCell Number10/31/2000
(443) 405-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 406-Elkton, MDTeleport Communications Group AmericaCecilLandline02/27/1999
(443) 407-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 408-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 409-Edgewood, MDCavalier Telephone Mid-atlanticHarfordLandline10/31/2000
(443) 412-Churchville, MDTeleport Communications Group AmericaHarfordLandline02/27/1999
(443) 413-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number05/10/1999
(443) 414-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number05/10/1999
(443) 415-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number05/10/1999
(443) 416-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number05/10/1999
(443) 417-Fallston, MDTeleport Communications Group AmericaHarfordLandline02/27/1999
(443) 418-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number05/10/1999
(443) 419-Glenwood, MDCavalier Telephone Mid-atlanticHowardLandline10/31/2000
(443) 420-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 421-Fork, MDNew Cingular Wireless PCS - DCBaltimoreCell Number08/14/1998
(443) 422-Glen Burnie, MDLeap Wireless Intl DBA Cricket CommUnknown02/13/2009
(443) 423-Baltimore, MDBroadwing Communications. LLCBaltimore CityLandline10/13/1999
(443) 424-Cardiff, MDTeleport Communications Group AmericaHarfordLandline02/27/1999
(443) 425-Baltimore, MDAT&T LocalBaltimore CityLandline08/14/1998
(443) 426-Baltimore, MDPaetec CommunicationsBaltimore CityLandline06/30/2001
(443) 427-Princess Anne, MDCore CommunicationsSomersetLandline01/14/2000
(443) 428-Cockeysville, MDCore CommunicationsBaltimoreLandline01/14/2000
(443) 429-Woodlawn, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 430-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2001
(443) 431-Randallstown, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 432-Prince Frederick, MDGlobal Naps SouthCalvertLandline01/14/2000
(443) 433-Annapolis, MDXo MarylandAnne ArundelLandline06/30/2001
(443) 434-Federalsburg, MDNationslineCarolineLandline03/27/2005
(443) 435-Baltimore, MDSprint Spectrum L.p.UnknownNone
(443) 436-Woodlawn, MDVerizon MarylandBaltimoreLandline11/20/1998
(443) 437-Pocomoke, MDNationslineWorcesterLandline03/27/2005
(443) 438-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown10/08/2008
(443) 439-Trappe, MDNationslineTalbotLandline03/27/2005
(443) 440-Annapolis, MDVerizon MarylandAnne ArundelLandline03/03/2001
(443) 441-Glenwood, MDTeleport Communications Group AmericaHowardLandline02/27/1999
(443) 442-Parkville, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 444-Baltimore, MDVerizon MarylandBaltimore CityLandline10/13/2005
(443) 445-Elkridge, MDVerizon MarylandHowardLandline06/30/2001
(443) 446-Queenstown, MDNationslineQueen Anne'sLandline03/27/2005
(443) 447-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown12/15/2008
(443) 448-Denton, MDNationslineCarolineLandline03/27/2005
(443) 449-Baltimore, MDBroadview NetworksUnknown03/28/2007
(443) 450-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline05/10/1999
(443) 451-Baltimore, MDPaetec CommunicationsBaltimore CityLandline10/13/1999
(443) 452-Baltimore, MDUs Lec Of MarylandBaltimore CityLandline02/16/2006
(443) 453-Baltimore, MDNeutral Tandem-marylandUnknown10/12/2007
(443) 454-Annapolis, MDOmnipoint Communications Cap OperationsAnne ArundelCell Number03/03/2001
(443) 455-Baltimore, MDVerizon MarylandUnknown03/09/2006
(443) 456-Edgewood, MDAT&T LocalHarfordLandline03/03/2001
(443) 457-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 458-Annapolis, MDAllegiance TelecomAnne ArundelLandline03/03/2001
(443) 459-Baltimore, MDPaetec CommunicationsBaltimore CityLandline03/03/2001
(443) 460-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 461-Parkville, MDUs Lec Of MarylandBaltimoreLandline06/13/2000
(443) 462-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown11/06/2008
(443) 463-Baltimore, MDNextel CommunicationsBaltimore CityCell Number02/27/1999
(443) 464-Churchville, MDBroadview NetworksHarfordLandline03/03/2001
(443) 465-Towson, MDCellco Partnership DBA Verizon WirelessBaltimoreCell Number06/13/2000
(443) 466-Elkton, MDSprint Spectrum L.p.CecilCell Number05/10/1999
(443) 467-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown03/20/2009
(443) 468-Baltimore, MDSprint Spectrum L.p.Unknown04/04/2007
(443) 469-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown03/20/2009
(443) 470-Towson, MDUs Lec Of MarylandUnknown04/29/2008
(443) 471-Columbia, MDUs Lec Of MarylandHowardLandline06/13/2000
(443) 472-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline01/14/2000
(443) 473-Baltimore, MDSprint Spectrum L.p.Unknown03/28/2007
(443) 474-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number02/27/1999
(443) 475-None, MDMci Worldcom CommunicationsAnne ArundelLandline03/03/2001
(443) 476-Annapolis, MDVerizon MarylandAnne ArundelCell Number11/20/1998
(443) 477-Cambridge, MDCellco Partnership DBA Verizon WirelessHowardCell Number07/22/1999
(443) 478-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown03/06/2009
(443) 479-Laurel, MDVerizon MarylandPrince George'sLandline11/20/1998
(443) 480-Chestertown, MDCellco Partnership DBA Verizon WirelessKentCell Number08/20/2000
(443) 481-Annapolis, MDVerizon MarylandAnne ArundelLandline06/30/2001
(443) 482-Annapolis, MDVerizon MarylandAnne ArundelLandline11/20/1998
(443) 483-Cardiff, MDBroadwing Communications. LLCHarfordLandline08/20/2000
(443) 484-Edgewood, MDBroadwing Communications. LLCHarfordLandline08/20/2000
(443) 485-Elkton, MDBroadwing Communications. LLCCecilLandline08/20/2000
(443) 486-Prince Frederick, MDBroadwing Communications. LLCCalvertLandline08/20/2000
(443) 487-Westminster, MDBroadwing Communications. LLCCarrollLandline08/20/2000
(443) 488-Baltimore, MDLeap Wireless Intl DBA Cricket CommHowardLandline03/03/2001
(443) 489-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline02/27/1999
(443) 490-Edgewood, MDGlobal Crossing Local Services-mdHarfordLandline07/22/1999
(443) 491-Parkton, MDGlobal Crossing Local Services-mdBaltimoreLandline07/22/1999
(443) 492-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 493-Delmar, MDCellco Partnership DBA Verizon WirelessUnknown03/06/2009
(443) 494-Millersville, MDGlobal Crossing Local Services-mdAnne ArundelLandline07/22/1999
(443) 495-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 496-Easton, MDNextel CommunicationsTalbotCell Number08/14/1998
(443) 497-Salisbury, MDNextel CommunicationsWicomicoCell Number08/14/1998
(443) 498-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 499-Jarrettsville, MDGlobal Crossing Local Services-mdHarfordLandline07/22/1999
(443) 500-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown03/20/2009
(443) 501-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 502-Havre De Grace, MDTeleport Communications Group AmericaHarfordLandline02/27/1999
(443) 503-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 504-Fallston, MDCavalier Telephone Mid-atlanticHarfordLandline10/31/2000
(443) 505-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 506-Baltimore, MDNextel CommunicationsBaltimore CityCell Number06/13/2000
(443) 507-Hampstead, MDTeleport Communications Group AmericaCarrollLandline02/27/1999
(443) 508-Hampstead, MDCavalier Telephone Mid-atlanticCarrollLandline10/31/2000
(443) 509-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown02/10/2009
(443) 510-Annapolis, MDCellco Partnership DBA Verizon WirelessUnknown12/04/2007
(443) 512-Edgewood, MDVerizon MarylandHarfordLandline07/22/1999
(443) 513-Berlin, MDNew Cingular Wireless PCS - DCWorcesterCell Number10/31/2000
(443) 514-Columbia, MDUs Lec Of MarylandHowardLandline06/13/2000
(443) 515-Cambridge, MDCellco Partnership DBA Verizon WirelessBaltimoreLandline02/27/1999
(443) 516-Sykesville, MDGlobal Crossing Local Services-mdCarrollLandline07/22/1999
(443) 517-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 518-Columbia, MDVerizon MarylandUnknown12/16/2008
(443) 519-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 520-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number02/27/1999
(443) 521-Cambridge, MDCellco Partnership DBA Verizon WirelessDorchesterCell Number01/14/2000
(443) 522-Reisterstown, MDPaetec CommunicationsBaltimoreLandline06/30/2001
(443) 523-Salisbury, MDVerizon MarylandWicomicoLandline08/20/2000
(443) 524-Baltimore, MDAllegiance TelecomBaltimore CityLandline10/13/1999
(443) 525-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown03/20/2009
(443) 526-Havre De Grace, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 527-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number01/14/2000
(443) 528-Bel Air, MDSprint Spectrum L.p.HarfordCell Number08/20/2000
(443) 529-Baltimore, MDOmnipoint Communications Cap OperationsUnknown07/22/2008
(443) 530-Baltimore, MDPaetec CommunicationsBaltimore CityLandline06/30/2001
(443) 531-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown03/20/2009
(443) 532-Prince Frederick, MDNextel CommunicationsCalvertCell Number08/20/2000
(443) 533-Jarrettsville, MDTeleport Communications Group AmericaHarfordLandline02/27/1999
(443) 534-Annapolis, MDCellco Partnership DBA Verizon WirelessAnne ArundelLandline06/30/2001
(443) 535-Columbia, MDVerizon MarylandHowardLandline02/27/1999
(443) 536-Westminster, MDSprint Spectrum L.p.CarrollCell Number08/20/2000
(443) 537-Columbia, MDVerizon MarylandUnknown05/22/2009
(443) 538-Columbia, MDOmnipoint Communications Cap OperationsHowardCell Number01/14/2000
(443) 539-Columbia, MDUs Lec Of MarylandHowardLandline01/14/2000
(443) 540-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number03/03/2001
(443) 541-Baltimore, MDPaetec CommunicationsBaltimore CityLandline10/13/1999
(443) 542-Columbia, MDComcast Phone Of Northern MarylandHowardLandline06/30/2001
(443) 543-Arbutus, MDVerizon MarylandBaltimoreLandline05/10/1999
(443) 544-Pikesville, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 545-Columbia, MDBroadwing Communications. LLCHowardLandline10/31/2001
(443) 546-Baltimore, MDVerizon MarylandBaltimore CityLandline05/18/1998
(443) 547-Westminster, MDCellco Partnership DBA Verizon WirelessUnknown05/07/2009
(443) 548-Baltimore, MDAllegiance TelecomBaltimore CityLandline10/13/1999
(443) 549-Dundalk, MDUs Lec Of MarylandBaltimoreLandline01/14/2000
(443) 550-North Beach, MDLevel 3 CommunicationsCalvertLandline06/30/2001
(443) 551-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline01/14/2000
(443) 552-Baltimore, MDVerizon MarylandBaltimore CityLandline06/13/2000
(443) 553-Elkton, MDCellco Partnership DBA Verizon WirelessCecilCell Number05/10/1999
(443) 554-Middle River, MDOmnipoint Communications Cap OperationsBaltimoreCell Number10/31/2001
(443) 556-Cockeysville, MDVerizon MarylandBaltimoreLandline08/14/1998
(443) 557-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 558-Aberdeen, MDXo MarylandHarfordLandline06/30/2001
(443) 559-Essex, MDComcast Phone Of Northern MarylandBaltimoreLandline06/30/2001
(443) 560-None, MDBaltimoreLandline06/30/2001
(443) 561-Columbia, MDUs Lec Of MarylandHowardLandline01/14/2000
(443) 562-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number01/14/2000
(443) 563-Baltimore, MDNextel CommunicationsUnknown11/14/2006
(443) 564-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline10/13/1999
(443) 565-Randallstown, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 566-Chesapeake City, MDCellco Partnership DBA Verizon WirelessCecilCell Number03/27/2005
(443) 567-Bel Air, MDLevel 3 CommunicationsHarfordLandline10/13/1999
(443) 568-Arbutus, MDAllegiance TelecomBaltimoreLandline06/13/2000
(443) 569-Annapolis, MDLevel 3 CommunicationsAnne ArundelLandline10/13/1999
(443) 570-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number06/13/2000
(443) 572-Glen Burnie, MDVerizon MarylandAnne ArundelLandline05/18/1998
(443) 573-Columbia, MDUs Lec Of MarylandHowardLandline01/14/2000
(443) 574-Ellicott City, MDUs Lec Of MarylandHowardLandline01/14/2000
(443) 575-Arbutus, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 576-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/30/2001
(443) 577-Columbia, MDUs Lec Of MarylandHowardLandline06/13/2000
(443) 578-Baltimore, MDXo MarylandBaltimore CityLandline06/30/2001
(443) 579-Essex, MDUs Lec Of MarylandBaltimoreLandline01/14/2000
(443) 581-Middle River, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 582-Churchville, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 583-Columbia, MDGlobal Naps SouthHowardLandline01/14/2000
(443) 584-Crofton, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 585-Darlington, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 586-Dundalk, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 587-Edgewood, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 588-Baltimore, MDAllegiance TelecomBaltimore CityLandline10/13/1999
(443) 589-Cockeysville, MDUs Lec Of MarylandBaltimoreLandline03/03/2001
(443) 590-Reisterstown, MDGlobal Crossing Local Services-mdBaltimoreLandline07/22/1999
(443) 591-Glen Burnie, MDCellco Partnership DBA Verizon WirelessBaltimoreLandline06/30/2001
(443) 592-Elkridge, MDGlobal Naps SouthHowardLandline01/14/2000
(443) 593-Elkton, MDGlobal Naps SouthCecilLandline01/14/2000
(443) 594-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 595-Sparks Glencoe, MDGlobal Crossing Local Services-mdBaltimoreLandline07/22/1999
(443) 596-Essex, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 597-Severna Park, MDGlobal Crossing Local Services-mdAnne ArundelLandline07/22/1999
(443) 598-Sherwood Forest, MDGlobal Crossing Local Services-mdAnne ArundelLandline07/22/1999
(443) 599-Baltimore, MDGlobal Crossing Local Services-mdBaltimore CityLandline07/22/1999
(443) 600-Essex, MDOmnipoint Communications Cap OperationsBaltimoreCell Number10/31/2001
(443) 601-Fallston, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 602-Catonsville, MDCellco Partnership DBA Verizon WirelessUnknown02/15/2007
(443) 603-Annapolis, MDPaetec CommunicationsAnne ArundelLandline05/18/1998
(443) 604-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number02/27/1999
(443) 605-Westminster, MDCavalier Telephone Mid-atlanticCarrollLandline10/31/2000
(443) 606-Fork, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 607-West River, MDCavalier Telephone Mid-atlanticAnne ArundelLandline10/31/2000
(443) 608-Towson, MDLeap Wireless Intl DBA Cricket CommUnknown02/27/2009
(443) 609-Sykesville, MDCavalier Telephone Mid-atlanticCarrollLandline10/31/2000
(443) 610-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number10/13/1999
(443) 612-Catonsville, MDVerizon MarylandBaltimoreLandline08/14/1998
(443) 613-Towson, MDLeap Wireless Intl DBA Cricket CommUnknown02/27/2009
(443) 614-Salisbury, MDCellco Partnership DBA Verizon WirelessWicomicoCell Number10/31/2001
(443) 615-Catonsville, MDCellco Partnership DBA Verizon WirelessUnknown05/10/2007
(443) 616-Bel Air, MDCavalier Telephone Mid-atlanticHarfordLandline10/31/2000
(443) 617-Fallston, MDCellco Partnership DBA Verizon WirelessHarfordCell Number06/25/2005
(443) 618-Glen Burnie, MDCellco Partnership DBA Verizon WirelessAnne ArundelCell Number06/13/2000
(443) 619-Bel Air, MDCellco Partnership DBA Verizon WirelessUnknown06/05/2009
(443) 620-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 621-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number02/27/1999
(443) 622-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number02/27/1999
(443) 623-Glen Burnie, MDNextel CommunicationsAnne ArundelCell Number02/09/2003
(443) 624-Prince Frederick, MDCellco Partnership DBA Verizon WirelessCalvertCell Number08/04/2002
(443) 625-Fork, MDBroadwing Communications. LLCBaltimoreLandline06/30/2001
(443) 626-Middle River, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 627-Baltimore, MDVerizon MarylandUnknown09/26/2006
(443) 628-Glen Burnie, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 629-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number08/14/1998
(443) 630-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown05/08/2008
(443) 631-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number02/16/2006
(443) 632-Towson, MDUs Lec Of MarylandBaltimoreLandline01/14/2000
(443) 633-None, MDHowardLandline10/31/2001
(443) 634-Baltimore, MDTidalwave Telephone Inc.Baltimore CityLandline01/14/2000
(443) 635-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown10/14/2009
(443) 636-Catonsville, MDOmnipoint Communications Cap OperationsBaltimoreLandline06/25/2005
(443) 637-Baltimore, MDXo MarylandBaltimore CityLandline06/30/2001
(443) 638-Ellicott City, MDGlobal Naps SouthHowardLandline01/14/2000
(443) 639-Hampstead, MDGlobal Naps SouthCarrollLandline01/14/2000
(443) 640-Bel Air, MDUs Lec Of MarylandHarfordLandline10/31/2001
(443) 641-Pikesville, MDBroadwing Communications. LLCBaltimoreLandline06/13/2000
(443) 642-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown11/08/2006
(443) 643-Bel Air, MDVerizon MarylandHarfordLandline10/13/1999
(443) 644-Jarrettsville, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 645-Millersville, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 646-North Beach, MDGlobal Naps SouthCalvertLandline01/14/2000
(443) 647-New Windsor, MDGlobal Naps SouthCarrollLandline01/14/2000
(443) 648-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 649-Sparrows Point, MDUs Lec Of MarylandBaltimoreLandline10/31/2001
(443) 650-Reisterstown, MDAllegiance TelecomBaltimoreLandline06/30/2001
(443) 651-None, MDCellco Partnership DBA Verizon WirelessUnknown07/08/2011
(443) 652-Towson, MDVerizon MarylandBaltimoreLandline10/31/2000
(443) 653-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number10/31/2001
(443) 654-Jessup, MDVerizon MarylandUnknown08/28/2008
(443) 655-Bel Air, MDNew Cingular Wireless PCS - DCHarfordCell Number10/13/1999
(443) 656-Columbia, MDCavalier Telephone Mid-atlanticHowardLandline10/13/1999
(443) 657-Randallstown, MDTw Telecom Of Maryland LLCBaltimoreLandline10/13/1999
(443) 658-Woodlawn, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 659-West River, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 660-Baltimore, MDComcast Phone Of Northern MarylandBaltimore CityLandline06/30/2001
(443) 661-Jessup, MDCavalier Telephone Mid-atlanticHowardLandline10/13/1999
(443) 662-Sparks Glencoe, MDCavalier Telephone Mid-atlanticBaltimoreLandline08/20/2000
(443) 663-Woodlawn, MDVerizon MarylandBaltimoreLandline06/30/2001
(443) 664-Ocean City, MDCavalier Telephone (mid-atlantic)WorcesterLandline11/20/1998
(443) 665-Nanticoke, MDCavalier Telephone (mid-atlantic)WicomicoLandline11/20/1998
(443) 666-None, MDUnknown09/24/2001
(443) 668-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number06/30/2001
(443) 669-Delmar, MDCavalier Telephone (mid-atlantic)WicomicoLandline11/20/1998
(443) 670-Catonsville, MDCavalier Telephone Mid-atlanticBaltimoreLandline01/14/2000
(443) 671-New Windsor, MDTeleport Communications Group AmericaCarrollLandline02/27/1999
(443) 672-Parkton, MDTeleport Communications Group AmericaBaltimoreLandline02/27/1999
(443) 673-Brooklyn, MDCavalier Telephone Mid-atlanticBaltimore CityLandline01/14/2000
(443) 674-North East, MDTeleport Communications Group AmericaCecilLandline02/27/1999
(443) 675-Randallstown, MDCavalier Telephone (mid-atlantic)BaltimoreLandline11/20/1998
(443) 676-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number06/30/2001
(443) 677-Baltimore, MDNextel CommunicationsBaltimore CityCell Number08/20/2000
(443) 678-Parkville, MDVerizon MarylandBaltimoreLandline08/20/2000
(443) 679-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 680-Baltimore, MDSprint Spectrum L.p.Unknown09/27/2010
(443) 681-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown06/05/2009
(443) 682-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown12/19/2006
(443) 683-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown04/09/2007
(443) 684-Prince Frederick, MDCellco Partnership DBA Verizon WirelessUnknown10/08/2008
(443) 685-Severn, MDCavalier Telephone (mid-atlantic)Anne ArundelLandline11/20/1998
(443) 686-Fallston, MDNextel CommunicationsHarfordCell Number10/13/2005
(443) 687-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityLandline06/30/2001
(443) 688-Severn, MDCavalier Telephone Mid-atlanticAnne ArundelLandline10/13/1999
(443) 689-Cockeysville, MDCavalier Telephone Mid-atlanticBaltimoreLandline08/20/2000
(443) 690-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number06/13/2000
(443) 691-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number06/30/2001
(443) 692-Baltimore, MDAllegiance TelecomBaltimore CityLandline06/13/2000
(443) 693-Perryville, MDTeleport Communications Group AmericaCecilLandline02/27/1999
(443) 694-Severna Park, MDSprint Spectrum L.p.Anne ArundelCell Number10/31/2001
(443) 695-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number01/14/2000
(443) 696-Dundalk, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 697-Catonsville, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 698-Odenton, MDTeleport Communications Group AmericaAnne ArundelLandline08/14/1998
(443) 699-Chestertown, MDBaltimoreLandline03/03/2001
(443) 701-Arbutus, MDXo MarylandBaltimoreLandline10/31/2000
(443) 702-Pasadena, MDCavalier Telephone Mid-atlanticAnne ArundelLandline01/14/2000
(443) 703-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 704-Odenton, MDCavalier Telephone Mid-atlanticAnne ArundelLandline01/14/2000
(443) 705-Cockeysville, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 706-Crisfield, MDCavalier Telephone (mid-atlantic)SomersetLandline11/20/1998
(443) 707-Baltimore, MDGlobal Naps SouthBaltimore CityLandline08/20/2000
(443) 708-Baltimore, MDTw Telecom Of Maryland LLCBaltimore CityLandline08/20/2000
(443) 709-Arbutus, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 710-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 712-Reisterstown, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/31/2000
(443) 714-Columbia, MDTidalwave Telephone Inc.HowardLandline01/14/2000
(443) 715-North East, MDCavalier Telephone (mid-atlantic)CecilLandline02/27/1999
(443) 716-Annapolis, MDCavalier Telephone Mid-atlanticAnne ArundelLandline10/31/2000
(443) 717-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number02/16/2006
(443) 718-Columbia, MDUs Lec Of MarylandUnknown03/05/2008
(443) 719-Jarrettsville, MDCavalier Telephone Mid-atlanticHarfordLandline10/31/2000
(443) 720-Elkton, MDTidalwave Telephone Inc.CecilLandline01/14/2000
(443) 721-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown07/06/2009
(443) 722-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number06/30/2001
(443) 723-Brooklyn, MDTidalwave Telephone Inc.Baltimore CityLandline01/14/2000
(443) 724-Easton, MDCavalier Telephone (mid-atlantic)TalbotLandline11/20/1998
(443) 725-Baltimore, MDPaetec CommunicationsBaltimore CityLandline01/14/2000
(443) 726-Towson, MDTidalwave Telephone Inc.BaltimoreLandline01/14/2000
(443) 727-Bishopville, MDCavalier Telephone (mid-atlantic)WorcesterLandline11/20/1998
(443) 728-Berlin, MDCavalier Telephone (mid-atlantic)WorcesterLandline11/20/1998
(443) 729-Baltimore, MDPaetec CommunicationsBaltimore CityLandline01/14/2000
(443) 730-Baltimore, MDPaetec CommunicationsBaltimore CityLandline01/14/2000
(443) 731-Port Deposit, MDTeleport Communications Group AmericaCecilLandline02/27/1999
(443) 732-Westminster, MDTeleport Communications Group AmericaCarrollLandline02/27/1999
(443) 733-Baltimore, MDAT&T LocalBaltimore CityLandline10/31/2001
(443) 734-Severn, MDVerizon MarylandAnne ArundelLandline05/10/1999
(443) 735-Salisbury, MDNew Cingular Wireless PCS - DCWicomicoCell Number02/27/1999
(443) 736-Salisbury, MDNew Cingular Wireless PCS - DCWicomicoCell Number11/20/1998
(443) 737-Baltimore, MDPaetec CommunicationsBaltimore CityLandline10/31/2001
(443) 738-Baltimore, MDPaetec CommunicationsBaltimore CityLandline01/14/2000
(443) 739-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number10/31/2001
(443) 740-Baltimore, MDTelcove OperationsBaltimore CityLandline06/25/2005
(443) 741-Columbia, MDMci Worldcom CommunicationsUnknown03/29/2011
(443) 742-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number08/20/2000
(443) 743-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown04/07/2008
(443) 744-Reisterstown, MDNextel CommunicationsBaltimoreCell Number10/25/2002
(443) 745-Columbia, MDCellco Partnership DBA Verizon WirelessHowardCell Number11/20/1998
(443) 746-Easton, MDLevel 3 CommunicationsTalbotLandline10/25/2002
(443) 747-Port Deposit, MDCore CommunicationsCecilLandline10/25/2002
(443) 748-Millersville, MDCavalier Telephone Mid-atlanticAnne ArundelLandline01/14/2000
(443) 749-Baltimore, MDCavalier Telephone Mid-atlanticBaltimore CityLandline03/03/2001
(443) 750-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimoreLandline03/03/2001
(443) 751-Woodlawn, MDCavalier Telephone Mid-atlanticBaltimoreLandline01/14/2000
(443) 752-Bel Air, MDGlobal Naps - NYHarfordLandline02/13/2002
(443) 753-Jessup, MDAllegiance TelecomHowardLandline10/31/2000
(443) 754-Salisbury, MDCellco Partnership DBA Verizon WirelessUnknown06/09/2010
(443) 755-Elkridge, MDVerizon MarylandHowardLandline02/27/1999
(443) 756-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number08/20/2000
(443) 757-Elkridge, MDCavalier Telephone Mid-atlanticHowardLandline10/13/1999
(443) 758-Annapolis, MDAT&T LocalAnne ArundelLandline08/14/1998
(443) 759-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown10/29/2007
(443) 760-Aberdeen, MDAT&T LocalHarfordLandline08/14/1998
(443) 761-Towson, MDOmnipoint Communications Cap OperationsUnknown05/28/2008
(443) 762-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number06/30/2001
(443) 763-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityLandline05/18/1998
(443) 764-Glen Burnie, MDOmnipoint Communications Cap OperationsUnknown08/21/2008
(443) 765-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number10/31/2001
(443) 766-Columbia, MDUs Lec Of MarylandHowardLandline10/13/2005
(443) 767-Reisterstown, MDCavalier Telephone Mid-atlanticBaltimoreLandline01/14/2000
(443) 768-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number10/31/2001
(443) 769-Baltimore, MDOmnipoint Communications Cap OperationsUnknown09/16/2008
(443) 770-Pasadena, MDVerizon MarylandAnne ArundelLandline03/03/2001
(443) 771-Prince Frederick, MDCellco Partnership DBA Verizon WirelessUnknown09/08/2010
(443) 772-Essex, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/31/2001
(443) 773-Baltimore, MDAllegiance TelecomBaltimore CityLandline08/20/2000
(443) 774-Baltimore, MDGlobal Naps SouthBaltimore CityLandline08/20/2000
(443) 775-Baltimore, MDGlobal Naps SouthBaltimore CityLandline08/20/2000
(443) 776-Baltimore, MDGlobal Naps SouthBaltimore CityLandline08/20/2000
(443) 777-Essex, MDVerizon MarylandBaltimoreLandline08/20/2000
(443) 778-Laurel, MDVerizon MarylandPrince George'sLandline05/18/1998
(443) 779-Aberdeen, MDGlobal Naps - NYHarfordLandline06/30/2001
(443) 780-Columbia, MDUs Lec Of MarylandHowardLandline10/31/2001
(443) 781-Pasadena, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 782-Annapolis, MDGlobal Naps SouthAnne ArundelLandline01/14/2000
(443) 783-Salisbury, MDCellco Partnership DBA Verizon WirelessWicomicoCell Number02/27/1999
(443) 784-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline02/27/1999
(443) 785-Arbutus, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 786-Easton, MDCellco Partnership DBA Verizon WirelessTalbotCell Number06/13/2000
(443) 787-Bel Air, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 788-Aberdeen, MDGlobal Naps SouthHarfordLandline01/14/2000
(443) 789-Westminster, MDNew Cingular Wireless PCS - DCCarrollCell Number08/20/2000
(443) 790-Glen Burnie, MDNextel CommunicationsAnne ArundelCell Number05/01/2002
(443) 791-Towson, MDNew Cingular Wireless PCS - DCBaltimoreCell Number08/20/2000
(443) 792-Brooklyn, MDVerizon MarylandUnknown10/18/2007
(443) 793-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 794-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number01/14/2000
(443) 795-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 796-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 797-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 798-Towson, MDTw Telecom Of Maryland LLCBaltimoreLandline05/10/1999
(443) 799-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number10/31/2001
(443) 800-Baltimore, MDSprint Spectrum L.p.Unknown01/31/2011
(443) 801-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number07/22/1999
(443) 802-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number07/22/1999
(443) 803-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number07/22/1999
(443) 804-Baltimore, MDSprint Spectrum L.p.Anne ArundelCell Number07/22/1999
(443) 805-Glen Burnie, MDOmnipoint Communications Cap OperationsUnknown07/24/2008
(443) 806-Baltimore, MDNextel CommunicationsUnknown03/08/2006
(443) 807-Fallston, MDNextel CommunicationsHarfordCell Number08/20/2000
(443) 808-Baltimore, MDGlobal Naps SouthBaltimore CityLandline08/20/2000
(443) 809-Baltimore, MDGlobal Naps SouthBaltimore CityLandline08/20/2000
(443) 810-Baltimore, MDSprint Spectrum L.p.Unknown09/04/2008
(443) 812-Columbia, MDCellco Partnership DBA Verizon WirelessHowardCell Number06/30/2001
(443) 813-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown09/14/2007
(443) 814-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown06/15/2010
(443) 815-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 816-Severna Park, MDAllegiance TelecomAnne ArundelLandline10/31/2000
(443) 817-Baltimore, MDAllegiance TelecomBaltimore CityLandline10/31/2000
(443) 818-Pasadena, MDLevel 3 CommunicationsAnne ArundelLandline06/01/2006
(443) 819-Baltimore, MDGlobal Naps SouthBaltimore CityLandline08/20/2000
(443) 820-Baltimore, MDPaetec CommunicationsBaltimore CityLandline05/18/1998
(443) 821-Westminster, MDSprint Spectrum L.p.Unknown07/13/2010
(443) 822-Annapolis, MDSprint Spectrum L.p.Anne ArundelCell Number08/14/1998
(443) 823-Towson, MDCellco Partnership DBA Verizon WirelessUnknown07/13/2006
(443) 824-Towson, MDOmnipoint Communications Cap OperationsBaltimoreCell Number10/31/2001
(443) 825-Baltimore, MDOmnipoint Communications Cap OperationsUnknown11/29/2006
(443) 826-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown06/25/2010
(443) 827-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number11/20/1998
(443) 828-Ellicott City, MDCavalier Telephone Mid-atlanticHowardLandline10/13/1999
(443) 829-Baltimore, MDNextel CommunicationsBaltimore CityCell Number06/13/2000
(443) 830-Catonsville, MDCavalier Telephone Mid-atlanticBaltimoreLandline02/13/2002
(443) 831-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number11/20/1998
(443) 832-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline07/22/1999
(443) 833-Arbutus, MDUs Lec Of MarylandBaltimoreLandline03/03/2001
(443) 834-Towson, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 835-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown12/11/2008
(443) 836-Baltimore, MDGlobal Naps SouthBaltimore CityLandline01/14/2000
(443) 837-Annapolis, MDUs Lec Of MarylandAnne ArundelLandline02/13/2002
(443) 838-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number07/22/1999
(443) 839-Baltimore, MDOmnipoint Communications Cap OperationsUnknown04/17/2006
(443) 840-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number10/13/2005
(443) 841-Baltimore, MDVerizon MarylandBaltimore CityLandline07/22/1999
(443) 842-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown03/10/2011
(443) 843-Havre De Grace, MDVerizon MarylandHarfordLandline07/22/1999
(443) 844-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown02/13/2006
(443) 845-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number02/27/1999
(443) 846-Towson, MDNew Cingular Wireless PCS - DCBaltimoreLandline03/03/2001
(443) 847-Towson, MDCellco Partnership DBA Verizon WirelessUnknown10/12/2006
(443) 848-Baltimore, MDNextel CommunicationsAnne ArundelLandline03/03/2001
(443) 849-Towson, MDVerizon MarylandBaltimoreLandline10/31/2001
(443) 850-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number02/13/2002
(443) 851-Catonsville, MDOmnipoint Communications Cap OperationsBaltimoreCell Number02/13/2002
(443) 852-Annapolis, MDNew Cingular Wireless PCS - DCAnne ArundelCell Number02/13/2002
(443) 853-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown07/27/2010
(443) 854-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number05/01/2002
(443) 855-Aberdeen, MDLightwave CommunicationsHarfordLandline10/13/2005
(443) 856-Ocean City, MDCore CommunicationsWorcesterLandline10/25/2002
(443) 857-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number06/13/2000
(443) 858-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number06/13/2000
(443) 859-Salisbury, MDOmnipoint Communications Cap OperationsWicomicoCell Number06/13/2000
(443) 860-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number10/13/2005
(443) 861-Aberdeen, MDVerizon MarylandUnknown08/13/2009
(443) 862-None, MDBaltimoreLandline06/30/2001
(443) 863-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown08/09/2010
(443) 864-Columbia, MDNextel CommunicationsHowardCell Number05/01/2002
(443) 865-Baltimore, MDNextel CommunicationsBaltimore CityCell Number10/25/2002
(443) 866-Bel Air, MDSprint Spectrum L.p.HarfordCell Number10/25/2002
(443) 867-Glen Burnie, MDPaetec CommunicationsAnne ArundelLandline10/13/1999
(443) 868-Baltimore, MDVerizon MarylandBaltimore CityLandline07/22/1999
(443) 869-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown06/12/2006
(443) 870-Pikesville, MDTw Telecom Of Maryland LLCBaltimoreLandline05/10/1999
(443) 871-Annapolis, MDNextel CommunicationsAnne ArundelCell Number11/20/1998
(443) 872-Baltimore, MDCavalier Telephone Mid-atlanticAnne ArundelLandline03/03/2001
(443) 873-Pikesville, MDInfotelecomUnknown02/23/2010
(443) 874-Baltimore, MDCavalier Telephone Mid-atlanticBaltimore CityLandline03/03/2001
(443) 875-Annapolis, MDNew Cingular Wireless PCS - DCAnne ArundelLandline03/03/2001
(443) 876-Bel Air, MDSprint Spectrum L.p.HarfordLandline03/03/2001
(443) 877-North East, MDLevel 3 CommunicationsCecilLandline10/13/1999
(443) 878-Baltimore, MDCellco Partnership DBA Verizon WirelessAnne ArundelLandline03/03/2001
(443) 879-Baltimore, MDVerizon MarylandAnne ArundelLandline03/03/2001
(443) 880-Salisbury, MDAT&T LocalWicomicoLandline11/20/1998
(443) 881-Reisterstown, MDNextel CommunicationsUnknown09/26/2006
(443) 882-Baltimore, MDSprint Spectrum L.p.Unknown02/01/2011
(443) 883-Baltimore, MDAT&T LocalBaltimore CityLandline08/14/1998
(443) 884-Baltimore, MDCavalier Telephone Mid-atlanticBaltimore CityLandline03/03/2001
(443) 885-Baltimore, MDVerizon MarylandBaltimore CityLandline08/14/1998
(443) 886-Baltimore, MDAT&T LocalBaltimore CityLandline08/14/1998
(443) 887-Harmans, MDCavalier Telephone Mid-atlanticUnknown05/05/2010
(443) 888-Princess Anne, MDCavalier Telephone (mid-atlantic)Unknown01/06/2011
(443) 889-Glen Burnie, MDOmnipoint Communications Cap OperationsAnne ArundelCell Number10/31/2001
(443) 891-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 893-Baltimore, MDXo MarylandBaltimore CityLandline10/31/2000
(443) 894-None, MDSprint Spectrum L.p.Unknown06/30/2011
(443) 895-Towson, MDCellco Partnership DBA Verizon WirelessUnknown04/09/2007
(443) 896-Baltimore, MDAT&T LocalBaltimore CityLandline08/14/1998
(443) 897-Baltimore, MDLeap Wireless Intl DBA Cricket CommUnknown04/12/2011
(443) 898-Pikesville, MDLevel 3 CommunicationsUnknown12/08/2005
(443) 899-Elkridge, MDBroadwing Communications. LLCHowardLandline03/03/2001
(443) 901-Towson, MDCavalier Telephone Mid-atlanticBaltimoreLandline02/13/2002
(443) 902-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown01/06/2011
(443) 904-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number02/13/2002
(443) 907-Elkton, MDCellco Partnership DBA Verizon WirelessCecilCell Number10/31/2001
(443) 908-None, MDCellco Partnership DBA Verizon WirelessUnknown06/29/2011
(443) 909-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown08/09/2006
(443) 910-Bel Air, MDNew Cingular Wireless PCS - DCHarfordCell Number10/31/2001
(443) 912-Towson, MDCore CommunicationsBaltimoreLandline10/25/2002
(443) 913-None, MDSprint Spectrum L.p.Unknown06/30/2011
(443) 914-Reisterstown, MDTeleport Communications Group AmericaBaltimoreLandline02/27/1999
(443) 918-Taneytown, MDTeleport Communications Group AmericaCarrollLandline02/27/1999
(443) 919-Baltimore, MDCavalier Telephone Mid-atlanticBaltimore CityLandline03/03/2001
(443) 920-Sykesville, MDTeleport Communications Group AmericaCarrollLandline02/27/1999
(443) 921-Baltimore, MDPaetec CommunicationsBaltimore CityLandline10/13/1999
(443) 922-Edgewood, MDAtx Telecommunications Services, LtdUnknown02/07/2006
(443) 923-Baltimore, MDCavalier Telephone Mid-atlanticBaltimore CityLandline05/10/1999
(443) 924-Annapolis, MDCellco Partnership DBA Verizon WirelessUnknown07/06/2009
(443) 925-Baltimore, MDOmnipoint Communications Cap OperationsUnknown02/24/2006
(443) 926-Annapolis, MDBroadwing Communications. LLCAnne ArundelLandline08/20/2000
(443) 927-Baltimore, MDBroadwing Communications. LLCBaltimore CityLandline08/20/2000
(443) 928-Baltimore, MDCellco Partnership DBA Verizon WirelessBaltimore CityCell Number02/13/2002
(443) 929-Pikesville, MDOmnipoint Communications Cap OperationsBaltimoreCell Number10/31/2001
(443) 930-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown04/06/2011
(443) 933-Cockeysville, MDTeleport Communications Group AmericaBaltimoreLandline08/17/2004
(443) 934-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown12/04/2007
(443) 935-Towson, MDNew Cingular Wireless PCS - DCUnknown07/31/2006
(443) 936-Baltimore, MDBaltimore CityLandline02/09/2003
(443) 937-Union Bridge, MDTeleport Communications Group AmericaCarrollLandline02/27/1999
(443) 938-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown08/06/2007
(443) 939-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number02/09/2003
(443) 940-Pikesville, MDCavalier Telephone Mid-atlanticBaltimoreLandline02/13/2002
(443) 941-None, MDUnknownNone
(443) 942-Severna Park, MDTeleport Communications Group AmericaAnne ArundelLandline08/14/1998
(443) 943-Baltimore, MDTeleport Communications Group AmericaBaltimore CityLandline08/14/1998
(443) 944-Salisbury, MDComcast Phone Of Northern MarylandUnknown06/08/2006
(443) 945-Elkton, MDNew Cingular Wireless PCS - DCCecilCell Number10/25/2002
(443) 946-Parkville, MDGlobal Naps SouthBaltimoreLandline01/14/2000
(443) 947-Perryville, MDGlobal Naps SouthCecilLandline01/14/2000
(443) 949-Annapolis, MDComcast Phone Of Northern MarylandUnknown06/28/2006
(443) 951-Annapolis, MDGlobal Crossing Local Services-mdAnne ArundelLandline07/22/1999
(443) 954-Baltimore, MDPaetec CommunicationsBaltimore CityLandline10/13/2005
(443) 955-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown03/13/2006
(443) 956-Baltimore, MDNew Cingular Wireless PCS - DCBaltimore CityCell Number01/14/2000
(443) 957-Baltimore, MDAT&T LocalBaltimore CityLandline08/14/1998
(443) 962-Glen Burnie, MDCellco Partnership DBA Verizon WirelessUnknown09/14/2007
(443) 964-North Beach, MDLevel 3 CommunicationsUnknown05/12/2006
(443) 965-Baltimore, MDNextel CommunicationsUnknown06/21/2006
(443) 966-Fallston, MDCellco Partnership DBA Verizon WirelessUnknown09/13/2006
(443) 967-North East, MDVerizon MarylandCecilLandline10/31/2001
(443) 968-Prince Frederick, MDNew Cingular Wireless PCS - DCCalvertCell Number07/22/1999
(443) 969-Essex, MDCavalier Telephone Mid-atlanticBaltimoreLandline10/13/1999
(443) 971-Taneytown, MDBandwidth.com ClecBaltimoreLandline10/31/2001
(443) 973-Baltimore, MDXo MarylandAnne ArundelLandline06/30/2001
(443) 974-Westminster, MDTeleport Communications Group AmericaCarrollLandline02/27/1999
(443) 975-Prince Frederick, MDNew Cingular Wireless PCS - DCCalvertCell Number03/03/2001
(443) 976-None, MDBaltimore-washington Telephone BwtUnknown10/17/2005
(443) 977-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown10/12/2006
(443) 980-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number10/13/1999
(443) 982-Baltimore, MDYmax Communications Corp.Unknown05/30/2007
(443) 983-Baltimore, MDOmnipoint Communications Cap OperationsBaltimore CityCell Number10/25/2002
(443) 984-Baltimore, MDVerizon MarylandBaltimore CityLandline10/31/2000
(443) 985-Randallstown, MDOmnipoint Communications Cap OperationsBaltimoreCell Number10/31/2001
(443) 986-Baltimore, MDCellco Partnership DBA Verizon WirelessUnknown07/13/2006
(443) 987-Bel Air, MDAT&T LocalHarfordLandline11/20/1998
(443) 988-Centreville, MDLevel 3 CommunicationsUnknown06/08/2006
(443) 989-Glen Burnie, MDCavalier Telephone Mid-atlanticAnne ArundelLandline10/13/1999
(443) 990-Baltimore, MDBandwidth.com ClecBaltimoreCell Number10/13/2005
(443) 992-Baltimore, MDLevel 3 CommunicationsBaltimore CityLandline01/14/2000
(443) 993-Elkton, MDMetro PCSUnknown12/13/2010
(443) 994-Annapolis, MDNew Cingular Wireless PCS - DCAnne ArundelCell Number11/20/1998
(443) 995-Annapolis, MDNew Cingular Wireless PCS - DCAnne ArundelCell Number08/20/2000
(443) 996-Catonsville, MDNew Cingular Wireless PCS - DCBaltimoreCell Number11/20/1998
(443) 997-Baltimore, MDVerizon MarylandBaltimore CityLandline03/03/2001
(443) 998-Parkville, MDVerizon MarylandBaltimoreLandline06/30/2001

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