231 Area Code has 418 prefixes

PrefixPrimary CityCarrier
231-578Grand RapidsSprint Spectrum L.p.
231-580Grand RapidsSprint Spectrum L.p.
231-582Boyne CityAmeritech Michigan
231-584MancelonaPigeon Telephone Co.
231-585MancelonaPigeon Telephone Co.
231-587MancelonaAmeritech Michigan
231-588EllsworthFrontier North, Inc. - Mi
231-590Traverse CityCellco Partnership Dba Verizon Wireless - Mi
231-592Big RapidsAmeritech Michigan
231-597CheboyganAmeritech Michigan
231-598Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-599Grand RapidsFrontier North, Inc. - Mi
231-604Grand RapidsUsa Mobility Wireless, Inc.
231-608Grand RapidsUsa Mobility Wireless, Inc.
231-613Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-614Grand RapidsLucre, Inc.
231-615Grand RapidsAmerican Messaging Services, Llc
231-620Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-622Grand RapidsLevel 3 Communications, Llc - Mi
231-624Grand RapidsSprint Spectrum L.p.
231-625CheboyganAmeritech Michigan
231-627CheboyganAmeritech Michigan
231-628Grand RapidsAmerican Messaging Services, Llc
231-629Grand RapidsSprint Spectrum L.p.
231-631Traverse CityCellco Partnership Dba Verizon Wireless - Mi
231-632Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-633Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-634Port HuronIsland Telephone Co.
231-636Grand Rapids123 Net, Inc.
231-637Grand RapidsTelnet Worldwide, Inc.
231-638Grand RapidsSprint Spectrum L.p.
231-639Grand Rapids123 Net, Inc.
231-640Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-642Grand RapidsSprint Spectrum L.p.
231-643Grand Rapids123 Net, Inc.
231-644Grand RapidsLucre, Inc.
231-645Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-646EllsworthFrontier North, Inc. - Mi
231-647Grand RapidsTelnet Worldwide, Inc.
231-648Grand RapidsLucre, Inc.
231-649Traverse CityCellco Partnership Dba Verizon Wireless - Mi
231-651Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-652NewaygoAmeritech Michigan
231-656Grand Rapids123 Net, Inc.
231-660Grand Rapids123 Net, Inc.
231-662Grand RapidsLucre, Inc.
231-667Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-668Grand RapidsLevel 3 Communications, Llc - Mi
231-670Grand RapidsCellco Partnership Dba Verizon Wireless - Mi
231-672MuskegonAt&t Local
231-674Grand RapidsLevel 3 Communications, Llc - Mi
231-675Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-676Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-678Grand RapidsAcd Telecom, Inc. - Mi
231-679Grand RapidsCellco Partnership Dba Verizon Wireless - Mi
231-680Grand RapidsLevel 3 Communications, Llc - Mi
231-681Grand RapidsFrontier North, Inc. - Mi
231-682Grand RapidsTelnet Worldwide, Inc.
231-683Grand RapidsLevel 3 Communications, Llc - Mi
231-686Grand Rapids123 Net, Inc.
231-689White CloudAmeritech Michigan
231-690Grand RapidsCellco Partnership Dba Verizon Wireless - Mi
231-693Grand RapidsLucre, Inc.
231-704Grand RapidsUsa Mobility Wireless, Inc.
231-709Traverse CityNew Cingular Wireless Pcs, Llc - Il
231-712Grand RapidsAmerican Messaging Services, Llc
231-714Traverse CityCellco Partnership Dba Verizon Wireless - Mi
231-715Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-719MuskegonFrontier North, Inc. - Mi
231-720MuskegonFrontier North, Inc. - Mi
231-721Grand Rapids123 Net, Inc.
231-722MuskegonFrontier North, Inc. - Mi
231-723ManisteeAmeritech Michigan
231-724MuskegonFrontier North, Inc. - Mi
231-725MuskegonFrontier North, Inc. - Mi
231-726MuskegonFrontier North, Inc. - Mi
231-727MuskegonFrontier North, Inc. - Mi
231-728MuskegonFrontier North, Inc. - Mi
231-729Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-730Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-731Grand RapidsLucre, Inc.
231-732Grand RapidsLucre, Inc.
231-733MuskegonFrontier North, Inc. - Mi
231-734EvartAmeritech Michigan
231-735Traverse CityCellco Partnership Dba Verizon Wireless - Mi
231-736Grand RapidsFrontier North, Inc. - Mi
231-737MuskegonFrontier North, Inc. - Mi
231-739MuskegonFrontier North, Inc. - Mi
231-740Grand RapidsCellco Partnership Dba Verizon Wireless - Mi
231-742Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-743MarionAmeritech Michigan
231-744MuskegonFrontier North, Inc. - Mi
231-745BaldwinAmeritech Michigan
231-747Grand RapidsFrontier North, Inc. - Mi
231-750Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-753Grand RapidsLong Distance Of Michigan, Inc. Dba Ldmi - Mi
231-754Grand RapidsLucre, Inc.
231-755MuskegonFrontier North, Inc. - Mi
231-757ScottvilleAmeritech Michigan
231-758Grand RapidsSprint Spectrum L.p.
231-759MuskegonFrontier North, Inc. - Mi
231-760Grand RapidsFrontier North, Inc. - Mi
231-762Howard CityMichigan Central Broadband Company, Llc
231-764Grand RapidsTelnet Worldwide, Inc.
231-766MuskegonFrontier North, Inc. - Mi
231-767MuskegonFrontier North, Inc. - Mi
231-768LeroyAmeritech Michigan
231-769Grand RapidsFrontier North, Inc. - Mi
231-773MuskegonFrontier North, Inc. - Mi
231-774Grand RapidsAcd Telecom, Inc. - Mi
231-775CadillacAmeritech Michigan
231-777MuskegonFrontier North, Inc. - Mi
231-778Grand Rapids123 Net, Inc.
231-779CadillacAmeritech Michigan
231-780MuskegonFrontier North, Inc. - Mi
231-785FountainLucre
231-788MuskegonFrontier North, Inc. - Mi
231-791Grand RapidsLong Distance Of Michigan, Inc. Dba Ldmi - Mi
231-792Grand Rapids123 Net, Inc.
231-793Grand RapidsLucre, Inc.
231-794Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-796Big RapidsAmeritech Michigan
231-797Grand RapidsAmeritech Michigan
231-798MuskegonFrontier North, Inc. - Mi
231-799MuskegonFrontier North, Inc. - Mi
231-803Grand RapidsLevel 3 Communications, Llc - Mi
231-808Central LakeLocal Exchange Carriers
231-813LudingtonLucre
231-818Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-821HoltonFrontier North, Inc. - Mi
231-822BeulahTelnet Worldwide
231-823StanwoodFrontier North, Inc. - Mi
231-824MantonAmeritech Michigan
231-825McBainAmeritech Michigan
231-826FalmouthCentury Tel Co Northern Michigan Dba Centurylink
231-828Twin LakeFrontier North, Inc. - Mi
231-829TustinAmeritech Michigan
231-830MuskegonFrontier North, Inc. - Mi
231-832Reed CityAmeritech Michigan
231-833Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-834GrantAmeritech Michigan
231-835Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-836EvartLocal Exchange Carriers
231-837Grand RapidsAmerican Messaging Services, Llc
231-838Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-839Lake CityCenturytel Of Michigan Inc Dba Centurylink
231-842Grand Rapids123 Net, Inc.
231-843LudingtonFrontier North, Inc. - Mi
231-844Grand RapidsLevel 3 Communications, Llc - Mi
231-845LudingtonFrontier North, Inc. - Mi
231-846Grand RapidsSprint Spectrum L.p.
231-848WellstonKaleva Telephone Company
231-852Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-853RavennaFrontier North, Inc. - Mi
231-854HesperiaFrontier North, Inc. - Mi
231-855Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-856MorleyAmeritech Michigan
231-859WellstonKaleva Telephone Company
231-861ShelbyFrontier North, Inc. - Mi
231-862MesickAce Telephone Co. Of Michigan, Inc.
231-863Grand RapidsLucre, Inc.
231-864Bear LakeCenturytel Of Michigan Inc Dba Centurylink
231-865FruitportFrontier North, Inc. - Mi
231-866Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-867Chippewa LakeCenturytel Midwest-midwest Inc Dba Centurylink
231-869PentwaterFrontier North, Inc. - Mi
231-871Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-872Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-873HartFrontier North, Inc. - Mi
231-874WolverineLocal Exchange Carriers
231-876CadillacAmeritech Michigan
231-877Grand RapidsLucre, Inc.
231-878Grand RapidsCellco Partnership Dba Verizon Wireless - Mi
231-879Fife LakeAmeritech Michigan
231-881Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-882BeulahAmeritech Michigan
231-883Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-884Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-885MesickAce Telephone Co. Of Michigan, Inc.
231-886Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-887Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-889OnekamaAmeritech Michigan
231-893WhitehallFrontier North, Inc. - Mi
231-894WhitehallFrontier North, Inc. - Mi
231-898BaldwinCarr Telephone Co.
231-899Grand Rapids123 Net, Inc.
231-902Grand RapidsTelnet Worldwide, Inc.
231-903Grand RapidsLevel 3 Communications, Llc - Mi
231-907Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-912Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-916Grand RapidsLevel 3 Communications, Llc - Mi
231-920Grand RapidsNew Cingular Wireless Pcs, Llc - Il
231-922Traverse CityAmeritech Michigan
231-923Grand RapidsSprint Spectrum L.p.
231-924FremontAmeritech Michigan
231-925Grand Rapids123 Net, Inc.
231-928FremontAmeritech Michigan
231-929Traverse CityAmeritech Michigan
231-930Grand RapidsAcd Telecom, Inc. - Mi
231-932Traverse CityAmeritech Michigan