About 203:
The 203 Area Code (or Area Code 203) is located in the state of CT. Area Code 203 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 2.85 million unique phone numbers and 10.3 million individuals near the city of New Haven
Related Cities:
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>Westport, CT