203 Area Code Information

Area code 203 covers 65 cities inside the state of Connecticut. There are currently 2 area codes dividing up Connecticut. Connecticut area codes are used by over 3501252 residents across 7 different counties. Connecticut became a state on January 9 1788.

The 203 is located in the Eastern Time Zone. There are 28 different phone service providers which use 721 different telephone exchange combinations

Counties using 203
Fairfield, Hartford, Litchfield, Middlesex, New Haven, San Mateo, Windham,

Cities using 203
View More Cities in 203
Other Connecticut Area Codes
203 860

Top 10 Providers in 203
Southern New, New Cingular, Cellco Partnership, Teleport Communications, Brooks Fiber, Cablevision Lightpath., Sprint Spectrum, Global Crossing, Paetec Communications., At&t Local,

Recently Searched Phone #'s