Area Code 331 — IL

Area code 331 serves IL (C time zone) with 222 assigned prefixes. Received a call from a 331 number? Type the full number into the search box above to see its city, carrier, and community reports.

Prefixes in area code 331

PrefixCityStateCarrier
331-399Downers GroveILFRACTEL, LLC
331-400OswegoILFRACTEL, LLC
331-401NapervilleILLEVEL 3 COMMUNICATIONS, LLC - IL
331-422GenevaILLEVEL 3 COMMUNICATIONS, LLC - IL
331-425AuroraILT-MOBILE USA, INC.
331-426LemontILTON80 COMMUNICATIONS, LLC
331-431AuroraILBANDWIDTH.COM CLEC, LLC - IL
331-442GenevaILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-444NapervilleILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-452AuroraILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-454AuroraILNEW CINGULAR WIRELESS PCS, LLC - IL
331-456RoselleILFIRST COMMUNICATIONS, LLC
331-457NapervilleILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-462LombardILMCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL
331-465West ChicagoILNEW CINGULAR WIRELESS PCS, LLC - IL
331-466Glen EllynILTON80 COMMUNICATIONS, LLC
331-472NapervilleILT-MOBILE USA, INC.
331-481Downers GroveILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-500GenevaILFRACTEL, LLC
331-529NapervilleILFRACTEL, LLC
331-551LombardILNEW CINGULAR WIRELESS PCS, LLC - IL
331-575AuroraILT-MOBILE USA, INC.
331-588GenevaILNEW CINGULAR WIRELESS PCS, LLC - IL
331-600WheatonILFRACTEL, LLC
331-625Downers GroveILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-627LombardILTON80 COMMUNICATIONS, LLC
331-631Downers GroveILONVOY SPECTRUM, LLC
331-642ElmhurstILBANDWIDTH.COM CLEC, LLC - IL
331-643AuroraILMETROPCS, INC.
331-645ElmhurstILMETROPCS, INC.
331-666AuroraILONVOY, LLC
331-684AuroraILRCN TELECOM SERVICES OF ILLINIOS, INC. - IL
331-688NapervilleILTON80 COMMUNICATIONS, LLC
331-701NapervilleILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-702NapervilleILMCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL
331-703West ChicagoILT-MOBILE USA, INC.
331-704KanevilleILBANDWIDTH.COM CLEC, LLC - IL
331-707AuroraILT-MOBILE USA, INC.
331-716WheatonILONVOY, LLC
331-717OswegoILNEW CINGULAR WIRELESS PCS, LLC - IL
331-725OswegoILNEW CINGULAR WIRELESS PCS, LLC - IL
331-732GenevaILFRACTEL, LLC
331-746KanevilleILTON80 COMMUNICATIONS, LLC
331-757LemontILT-MOBILE USA, INC.
331-758AuroraILFRACTEL, LLC
331-771GenevaILONVOY, LLC
331-775Downers GroveILCOMCAST IP PHONE, LLC
331-777Downers GroveILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-788GenevaILFRACTEL, LLC
331-800West ChicagoILONVOY, LLC
331-801Downers GroveILTELEPORT COMMUNICATIONS AMERICA, LLC - IL
331-803LemontILPEERLESS NETWORK OF ILLINOIS, LLC - IL
331-806WheatonILCOMCAST IP PHONE, LLC
331-808PlanoILBANDWIDTH.COM CLEC, LLC - IL
331-814NapervilleILT-MOBILE USA, INC.
331-825GenevaILDIGITAL NETWORK ACCESS COMMUNICATIONS, INC. - IL
331-826ElmhurstILT-MOBILE USA, INC.
331-837West ChicagoILTON80 COMMUNICATIONS, LLC
331-850Big RockILONVOY, LLC
331-866WheatonILTON80 COMMUNICATIONS, LLC
331-867YorkvilleILFRACTEL, LLC
331-871West ChicagoILONVOY, LLC
331-888WarrenvilleILPEERLESS NETWORK OF ILLINOIS, LLC - IL
331-899LombardILFRACTEL, LLC
331-900ElmhurstILFRACTEL, LLC
331-901GenevaILBANDWIDTH.COM CLEC, LLC - IL
331-903Downers GroveILAT&T CORP.
331-946Glen EllynILFRACTEL, LLC
331-979ElmhurstILCOMCAST IP PHONE, LLC
331-980AuroraILT-MOBILE USA, INC.
331-998Downers GroveILCELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
331-999OswegoILBANDWIDTH.COM CLEC, LLC - IL

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