Establish a local presence by purchasing a phone number in area code 203. Phone numbers in area code 203 are associated with the state of Connecticut. There are currently at least 16 U.S. cities and 75 U.S. ZIP Codes associated with this telephone area code. In addition, there are at least 800 NXX's (the three-digit code that makes up digits 4-6 of a standard 10-digit U.S. phone number) available for use along with area code 203.
Phone numbers in area code 203 are associated with the state of Connecticut.
The 203 area code currently has at least 16 cities in Connecticut associated with it: Bridgeport, CT; Danbury, CT; East Haven, CT; Meriden, CT; Milford, CT; Naugatuck, CT; New Haven, CT; North Haven, CT; Norwalk, CT; Shelton, CT; Stamford, CT; Stratford, CT; Trumbull, CT; Waterbury, CT; West Haven, CT; and Westport, CT.
There are at least 75 U.S. ZIP codes associated with the area code 203 at this time (view all here).
The ZIP Code 06902 is the ZIP Code most frequently connected to the 203 area code. The 06902 ZIP Code is primarily associated with Fairfield County in the state of Connecticut.
There are 3 counties associated with the 203 area code: New Haven County; Fairfield County; Litchfield County.
An NXX, which is also known as the a "central office code" or an "exchange", is the three-digit sequence that comprises digits 4-6 of a standard 10-digit U.S. phone number. The NXX is the second main part of a phone number that comes directly after the area code, e.g. (203)-451-xxxx.
Detailed information about area code 203 phone numbers. Establish a Connecticut presence with a 203 number.