Area Code Details for: 203

Location

State

Connecticut

Country

US

Map

Details

State
Connecticut (CT)
Time Zone
Parent NPA
-
Relief Planning in Progress
No
In Service Date
January 1, 1947

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Cities

ZipcodeCityCounty
06501New HavenSouth Central Ct
06502New HavenSouth Central Ct
06494WallingfordSouth Central Ct
06495WallingfordSouth Central Ct
06503New HavenSouth Central Ct
06506New HavenSouth Central Ct
06507New HavenSouth Central Ct
06504New HavenSouth Central Ct
06505New HavenSouth Central Ct
06493WallingfordSouth Central Ct
06482Sandy HookWestern Ct
06483SeymourNaugatuck Vly
06477OrangeNaugatuck Vly
06478OxfordNaugatuck Vly
06484SheltonGreater Bridgeport
06491StevensonGreater Bridgeport
06492WallingfordNaugatuck Vly
06487South BritainNaugatuck Vly
06488SouthburyNaugatuck Vly
06508New HavenSouth Central Ct
06520New HavenSouth Central Ct
06521New HavenSouth Central Ct
06518HamdenSouth Central Ct
06519New HavenSouth Central Ct
06524BethanySouth Central Ct
06531New HavenSouth Central Ct
06532New HavenSouth Central Ct
06525WoodbridgeSouth Central Ct
06530New HavenSouth Central Ct
06517HamdenSouth Central Ct
06510New HavenSouth Central Ct
06511New HavenSouth Central Ct
06533New HavenSouth Central Ct
06509New HavenSouth Central Ct
06512East HavenSouth Central Ct
06515New HavenSouth Central Ct
06516West HavenSouth Central Ct
06513New HavenSouth Central Ct
06514HamdenSouth Central Ct
06910StamfordWestern Ct
06911StamfordWestern Ct
06906StamfordWestern Ct
06907StamfordWestern Ct
06912StamfordWestern Ct
06926StamfordWestern Ct
06927StamfordWestern Ct
06913StamfordWestern Ct
06914StamfordWestern Ct
06905StamfordWestern Ct
06890SouthportGreater Bridgeport
06896ReddingGreater Bridgeport
06888WestportWestern Ct
06889WestportWestern Ct
06897WiltonWestern Ct
06903StamfordWestern Ct
06904StamfordWestern Ct
06901StamfordWestern Ct
06902StamfordWestern Ct
06401AnsoniaNaugatuck Vly
06460MilfordSouth Central Ct
06461MilfordSouth Central Ct
06450MeridenLower Ct River Vly
06451MeridenCapitol
06468MonroeGreater Bridgeport
06472NorthfordSouth Central Ct
06473North HavenSouth Central Ct
06470NewtownWestern Ct
06471North BranfordSouth Central Ct
06443MadisonSouth Central Ct
06405BranfordSouth Central Ct
06408CheshireNaugatuck Vly
06403Beacon FallsNaugatuck Vly
06404BotsfordWestern Ct
06410CheshireCapitol
06437GuilfordSouth Central Ct
06440HawleyvilleWestern Ct
06411CheshireNaugatuck Vly
06418DerbyNaugatuck Vly
06838Greens FarmsWestern Ct
06836GreenwichWestern Ct
06850NorwalkWestern Ct
06840New CanaanWestern Ct
06831GreenwichWestern Ct
06828FairfieldGreater Bridgeport
06825FairfieldGreater Bridgeport
06830GreenwichWestern Ct
06829GeorgetownWestern Ct
06851NorwalkWestern Ct
06858NorwalkWestern Ct
06857NorwalkWestern Ct
06870Old GreenwichWestern Ct
06860NorwalkWestern Ct
06856NorwalkWestern Ct
06853NorwalkWestern Ct
06852NorwalkWestern Ct
06855NorwalkWestern Ct
06854NorwalkWestern Ct
06824FairfieldGreater Bridgeport
06762MiddleburyNaugatuck Vly
06751BethlehemNaugatuck Vly
06783RoxburyNw Hills
06770NaugatuckNaugatuck Vly
06726WaterburyNaugatuck Vly
06723WaterburyNaugatuck Vly
06722WaterburyNaugatuck Vly
06725WaterburyNaugatuck Vly
06724WaterburyNaugatuck Vly
06784ShermanWestern Ct
06812New FairfieldWestern Ct
06811DanburyWestern Ct
06820DarienWestern Ct
06813DanburyWestern Ct
06810DanburyWestern Ct
06801BethelWestern Ct
06798WoodburyNaugatuck Vly
06807Cos CobWestern Ct
06804BrookfieldWestern Ct
06875Redding CenterWestern Ct
06540New HavenSouth Central Ct
06538New HavenSouth Central Ct
06602BridgeportGreater Bridgeport
06601BridgeportGreater Bridgeport
06537New HavenSouth Central Ct
06534New HavenSouth Central Ct
06673BridgeportGreater Bridgeport
06536New HavenSouth Central Ct
06535New HavenSouth Central Ct
06604BridgeportGreater Bridgeport
06612EastonGreater Bridgeport
06611TrumbullGreater Bridgeport
06615StratfordGreater Bridgeport
06614StratfordGreater Bridgeport
06610BridgeportGreater Bridgeport
06606BridgeportGreater Bridgeport
06605BridgeportGreater Bridgeport
06608BridgeportGreater Bridgeport
06607BridgeportGreater Bridgeport
06699BridgeportGreater Bridgeport
06883WestonWestern Ct
06881WestportWestern Ct
06721WaterburyNaugatuck Vly
06716WolcottCapitol
06720WaterburyNaugatuck Vly
06877RidgefieldWestern Ct
06876Redding RidgeWestern Ct
06878RiversideWestern Ct
06880WestportWestern Ct
06879RidgefieldWestern Ct
06703WaterburyNaugatuck Vly
06704WaterburyNaugatuck Vly
06701WaterburyNaugatuck Vly
06702WaterburyNaugatuck Vly
06705WaterburyNaugatuck Vly
06710WaterburyNaugatuck Vly
06712ProspectNaugatuck Vly
06706WaterburyNaugatuck Vly
06708WaterburyNaugatuck Vly
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