331 Area Code

Area Code 331 Details

StateIllinois
USA
CapitalSpringfield
Short URLhttp://thecallphone.com/331

Area Code 331 Prefixes
PrefixPrimary CityCompanyCountyUsageIntroduced
(331) 200-None, ILT-mobile UsaUnknown07/11/2011
(331) 220-None, ILSprint Spectrum L.p.Unknown07/12/2011
(331) 221-Elmhurst, ILAmeritech IllinoisUnknown01/21/2009
(331) 222-Saint Charles, ILDenali Spectrum LicenseUnknown10/28/2008
(331) 223-Saint Charles, ILDenali Spectrum LicenseUnknown10/28/2008
(331) 248-Geneva, ILComcast Phone Of Illinois DBA ComcoUnknown07/06/2007
(331) 262-Aurora, ILSprint Spectrum L.p.Unknown07/30/2008
(331) 330-Oswego, ILDenali Spectrum LicenseUnknownNone
(331) 332-Naperville, ILDenali Spectrum LicenseUnknown11/03/2008
(331) 333-Naperville, ILDenali Spectrum LicenseUnknown11/03/2008
(331) 422-Saint Charles, ILLevel 3 CommunicationsUnknown11/13/2008
(331) 425-Aurora, ILT-mobile UsaUnknown07/11/2007
(331) 431-Aurora, ILBandwidth.com ClecUnknown05/26/2010
(331) 442-Saint Charles, ILCellco Partnership DBA Verizon WirelessUnknown10/30/2008
(331) 444-Naperville, ILCygnus Telecommunications CorporationUnknown08/04/2010
(331) 452-Aurora, ILCellco Partnership DBA Verizon WirelessUnknown09/20/2007
(331) 454-Aurora, ILDenali Spectrum LicenseUnknown05/07/2009
(331) 456-Roselle, ILGlobalcom-ilUnknown12/05/2007
(331) 457-Naperville, ILCellco Partnership DBA Verizon WirelessUnknown11/14/2008
(331) 462-Lombard, ILXo IllinoisUnknown08/23/2008
(331) 465-West Chicago, ILNew Cingular Wireless PCSUnknown10/17/2007
(331) 472-Naperville, ILT-mobile UsaUnknown10/22/2008
(331) 481-Downers Grove, ILCellco Partnership DBA Verizon WirelessUnknown10/29/2008
(331) 551-Lombard, ILDenali Spectrum LicenseUnknown11/05/2008
(331) 552-None, ILUnknown11/05/2008
(331) 553-None, ILUnknown11/05/2008
(331) 575-Aurora, ILSprint Spectrum L.p.Unknown09/18/2007
(331) 588-Saint Charles, ILNew Cingular Wireless PCSUnknown02/15/2010
(331) 591-Elmhurst, ILUnknown09/28/2007
(331) 625-Downers Grove, ILCellco Partnership DBA Verizon WirelessUnknown10/16/2009
(331) 642-Elmhurst, ILBandwidth.com ClecUnknown06/19/2008
(331) 643-Aurora, ILSprint Spectrum L.p.Unknown09/18/2007
(331) 645-Elmhurst, ILSprint Spectrum L.p.Unknown11/05/2007
(331) 684-Aurora, ILSigecomUnknown07/12/2007
(331) 725-Oswego, ILNew Cingular Wireless PCSUnknown05/19/2009
(331) 777-Downers Grove, ILCygnus Telecommunications CorporationUnknown09/22/2010
(331) 825-Geneva, ILDigital Network Access CommunicationsUnknown11/08/2007
(331) 826-Elmhurst, ILSprint Spectrum L.p.Unknown11/18/2008
(331) 888-Warrenville, ILCygnus Telecommunications CorporationUnknown09/24/2010
(331) 999-Oswego, ILCygnus Telecommunications CorporationUnknown09/22/2010

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