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Connecticut area codes

The state of Connecticut, USA is currently served by a total of 4 area codes:

Overlaying area codes

These Connecticut area codes overlay (cover the same geographic area). The first code listed is the parent code. Overlay area codes are added when no more phone numbers are available in an existing Numbering Plan Area.

  • 203/475
  • 860/959

Larger Connecticut cities and their area codes

City CountyArea code(s)
BridgeportFairfield 203/475
BristolHartford 860/959
DanburyFairfield 203/475
East HartfordHartford 860/959
HartfordHartford 860/959
ManchesterHartford 860/959
MeridenNew Haven 203/475
MiddletownMiddlesex 860/959
MilfordNew Haven 203/475
NaugatuckNew Haven 203/475
New BritainHartford 860/959
New HavenNew Haven 203/475
NewingtonHartford 860/959
NorwalkFairfield 203/475
NorwichNew London 860/959
SheltonFairfield 203/475
StamfordFairfield 203/475
StratfordFairfield 203/475
TorringtonLitchfield 860/959
TrumbullFairfield 203/475
WaterburyNew Haven 203/475
West HartfordHartford 860/959
West HavenNew Haven 203/475