203 Area Code has 777 prefixes

PrefixPrimary CityCarrier
203-610WallingfordConversent Communications Of Connecticut, Llc
203-612NorwalkGlobal Crossing Local Services, Inc.-ct
203-613WallingfordSprint Spectrum L.p.
203-614StamfordSouthern New England Telco Dba Frontier Comm Of Ct
203-615BridgeportSouthern New England Telco Dba Frontier Comm Of Ct
203-616Global Crossing Local Services, Inc.-ct
203-617WallingfordSprint Spectrum L.p.
203-618GreenwichVerizon New York Inc.
203-619New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-620StamfordBrooks Fiber Communications Of Connecticut Inc-ct
203-621Paetec Communications, Llc - Ct
203-622GreenwichVerizon New York Inc.
203-623WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-624New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-625GreenwichVerizon New York Inc.
203-626New HavenAt&t Local
203-627HartfordSprint Spectrum L.p.
203-628NorwalkCablevision Lightpath, Inc. - Ct
203-629GreenwichVerizon New York Inc.
203-630MeridenSouthern New England Telco Dba Frontier Comm Of Ct
203-631MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-632HartfordChoice One Communications, Inc. - Ct
203-633StamfordLevel 3 Communications, Llc - Ct
203-634MeridenSouthern New England Telco Dba Frontier Comm Of Ct
203-635StamfordLevel 3 Communications, Llc - Ct
203-636StamfordBrooks Fiber Communications Of Connecticut Inc-ct
203-637Old GreenwichSouthern New England Telco Dba Frontier Comm Of Ct
203-638Paetec Communications, Llc - Ct
203-639MeridenSouthern New England Telco Dba Frontier Comm Of Ct
203-640MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-641WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-642StamfordBrooks Fiber Communications Of Connecticut Inc-ct
203-643HartfordChoice One Communications, Inc. - Ct
203-644WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-645MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-646StamfordGlobal Crossing Local Services, Inc.-ct
203-647Paetec Communications, Llc - Ct
203-648WallingfordLevel 3 Communications, Llc - Ct
203-649Paetec Communications, Llc - Ct
203-650WallingfordSprint Spectrum L.p.
203-651HartfordChoice One Communications, Inc. - Ct
203-652Paetec Communications, Llc - Ct
203-653Paetec Communications, Llc - Ct
203-654North HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-655DarienSouthern New England Telco Dba Frontier Comm Of Ct
203-656DarienSouthern New England Telco Dba Frontier Comm Of Ct
203-657SouthburyAmerican Messaging Services, Llc
203-658StamfordTeleport Communications America, Llc - Ct
203-659Paetec Communications, Llc - Ct
203-660New YorkGlobal Crossing Local Services, Inc.-ct
203-661GreenwichVerizon New York Inc.
203-662DarienSouthern New England Telco Dba Frontier Comm Of Ct
203-663Paetec Communications, Llc - Ct
203-664NorwalkCablevision Lightpath, Inc. - Ct
203-665Paetec Communications, Llc - Ct
203-666HartfordLevel 3 Communications, Llc - Ct
203-667WallingfordSprint Spectrum L.p.
203-668HartfordSprint Spectrum L.p.
203-669StamfordGlobal Crossing Local Services, Inc.-ct
203-670SouthburyAmerican Messaging Services, Llc
203-671WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-672Paetec Communications, Llc - Ct
203-673WallingfordAt&t Local
203-674StamfordSouthern New England Telco Dba Frontier Comm Of Ct
203-675HartfordSprint Spectrum L.p.
203-676HartfordSprint Spectrum L.p.
203-677WallingfordSouthern New England Telco Dba Frontier Comm Of Ct
203-678Paetec Communications, Llc - Ct
203-679WallingfordSouthern New England Telco Dba Frontier Comm Of Ct
203-680New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-681New YorkVerizon New York Inc.
203-682Paetec Communications, Llc - Ct
203-683Paetec Communications, Llc - Ct
203-684HartfordMetro Pcs, Inc.
203-685BloomfieldOmnipoint Communications, Inc. - Ct
203-686MeridenSouthern New England Telco Dba Frontier Comm Of Ct
203-687WallingfordLevel 3 Communications, Llc - Ct
203-688New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-689HartfordAt&t Local
203-690BloomfieldOmnipoint Communications, Inc. - Ct
203-691HartfordSouthern New England Telco Dba Frontier Comm Of Ct
203-692StamfordGlobal Crossing Local Services, Inc.-ct
203-693NorwalkCablevision Lightpath, Inc. - Ct
203-694MeridenSouthern New England Telco Dba Frontier Comm Of Ct
203-695WallingfordSouthern New England Telco Dba Frontier Comm Of Ct
203-696BridgeportSouthern New England Telco Dba Frontier Comm Of Ct
203-697WallingfordSouthern New England Telco Dba Frontier Comm Of Ct
203-698Old GreenwichSouthern New England Telco Dba Frontier Comm Of Ct
203-699CheshireSouthern New England Telco Dba Frontier Comm Of Ct
203-701HartfordAt&t Local
203-702Paetec Communications, Llc - Ct
203-703StamfordSouthern New England Telco Dba Frontier Comm Of Ct
203-704HartfordBroadwing Communications, Llc - Ct
203-705StamfordBrooks Fiber Communications Of Connecticut Inc-ct
203-706BloomfieldCtc Communications Corp. - Ct
203-707WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-708StamfordSouthern New England Telco Dba Frontier Comm Of Ct
203-709WaterburySouthern New England Telco Dba Frontier Comm Of Ct
203-710MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-712StamfordGlobal Crossing Local Services, Inc.-ct
203-713StamfordGlobal Crossing Local Services, Inc.-ct
203-714StamfordGlobal Crossing Local Services, Inc.-ct
203-715BloomfieldOmnipoint Communications, Inc. - Ct
203-716StamfordGlobal Crossing Local Services, Inc.-ct
203-717New YorkCablevision Lightpath, Inc. - Ct
203-718StamfordGlobal Crossing Local Services, Inc.-ct
203-719StamfordSouthern New England Telco Dba Frontier Comm Of Ct
203-720NaugatuckSouthern New England Telco Dba Frontier Comm Of Ct
203-721WallingfordAt&t Local
203-722MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-723NaugatuckSouthern New England Telco Dba Frontier Comm Of Ct
203-724HartfordChoice One Communications, Inc. - Ct
203-725MiddletownCox Connecticut Telecom, Llc
203-726WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-727WallingfordSprint Spectrum L.p.
203-728StamfordSouthern New England Telco Dba Frontier Comm Of Ct
203-729NaugatuckSouthern New England Telco Dba Frontier Comm Of Ct
203-730DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-731DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-732DerbySouthern New England Telco Dba Frontier Comm Of Ct
203-733WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-734DerbySouthern New England Telco Dba Frontier Comm Of Ct
203-735DerbySouthern New England Telco Dba Frontier Comm Of Ct
203-736DerbySouthern New England Telco Dba Frontier Comm Of Ct
203-737New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-738HartfordChoice One Communications, Inc. - Ct
203-739DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-740BrookfieldSouthern New England Telco Dba Frontier Comm Of Ct
203-741WallingfordSouthern New England Telco Dba Frontier Comm Of Ct
203-742White PlainsBrooks Fiber Communications Of Connecticut Inc-ct
203-743DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-744DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-745HartfordSouthern New England Telco Dba Frontier Comm Of Ct
203-746New FairfieldSouthern New England Telco Dba Frontier Comm Of Ct
203-747HartfordTeleport Communications America, Llc - Ct
203-748DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-749DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-750NorwalkSouthern New England Telco Dba Frontier Comm Of Ct
203-751WallingfordSouthern New England Telco Dba Frontier Comm Of Ct
203-752New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-753WaterburySouthern New England Telco Dba Frontier Comm Of Ct
203-754WaterburySouthern New England Telco Dba Frontier Comm Of Ct
203-755WaterburySouthern New England Telco Dba Frontier Comm Of Ct
203-756WaterburySouthern New England Telco Dba Frontier Comm Of Ct
203-757WaterburySouthern New England Telco Dba Frontier Comm Of Ct
203-758ProspectSouthern New England Telco Dba Frontier Comm Of Ct
203-759WaterburySouthern New England Telco Dba Frontier Comm Of Ct
203-760HartfordPeerless Network Of Connecticut, Llc - Ct
203-761WiltonSouthern New England Telco Dba Frontier Comm Of Ct
203-762WiltonSouthern New England Telco Dba Frontier Comm Of Ct
203-763StamfordLevel 3 Communications, Llc - Ct
203-764New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-765New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-766SouthburyAmerican Messaging Services, Llc
203-767WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-768BloomfieldOmnipoint Communications, Inc. - Ct
203-769GreenwichVerizon New York Inc.
203-770MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-771New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-772New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-773New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-774HartfordChoice One Communications, Inc. - Ct
203-775BrookfieldSouthern New England Telco Dba Frontier Comm Of Ct
203-776New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-777New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-778DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-779HartfordChoice One Communications, Inc. - Ct
203-780HartfordPeerless Network Of Connecticut, Llc - Ct
203-781New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-782New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-783MilfordSouthern New England Telco Dba Frontier Comm Of Ct
203-784New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-785New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-786New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-787New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-788MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-789New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-790DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-791DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-792DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-793StamfordGlobal Crossing Local Services, Inc.-ct
203-794DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-795OrangeSouthern New England Telco Dba Frontier Comm Of Ct
203-796DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-797DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-798DanburySouthern New England Telco Dba Frontier Comm Of Ct
203-799OrangeSouthern New England Telco Dba Frontier Comm Of Ct
203-800HartfordSprint Spectrum L.p.
203-801New CanaanSouthern New England Telco Dba Frontier Comm Of Ct
203-802BloomfieldMetro Pcs, Inc.
203-803WallingfordCellco Partnership Dba Verizon Wireless - Ct
203-804MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-805HartfordTeleport Communications America, Llc - Ct
203-806HartfordTeleport Communications America, Llc - Ct
203-807MiddletownNew Cingular Wireless Pcs, Llc - Dc
203-808BloomfieldOmnipoint Communications, Inc. - Ct
203-809BloomfieldOmnipoint Communications, Inc. - Ct
203-810NorwalkCablevision Lightpath, Inc. - Ct
203-812New HavenSouthern New England Telco Dba Frontier Comm Of Ct
203-813New YorkTc Systems,inc. - Ny