About area code 203: location, common spam callers, related area codes, and more. Includes 203 reverse phone lookup to identify spam callers.

Browse area code 203 phone numbers, prefixes and exchanges. The 203 area code serves Wallingford, Stamford, Hartford, Middletown, New Haven, covering 60 ZIP codes in 7 counties.

Area code 203 is located in Connecticut. Get the area’s map, cities covered, current time, prefixes, and dialing instructions.

Dec 1, 2025 · Area Code 203 is located in Connecticut. It covers 46 cities, including Milford, Bridgeport, Stamford, New Haven, and Waterbury. It also covers 6 planning regions, including …

Mar 9, 2025 · 203 is an area code located in the state of Connecticut, US. The largest city it serves is Bridgeport. Find out where 203 area code zone from, which states, counties and …

Find 203 area code details including city, time zone, and map. Lookup area code 203 phone number, name, and location.

Area code 203 is located in SW Connecticut and includes Bridgeport. View the 203 area code map, major cities, location, timezone and more on TeraCodes.com.

Area code 203 is in Connecticut, serving New Haven, Bridgeport, Stamford. Find location, time zone, and caller identification info.

The 203 Area Code is located in the state of Connecticut. Area Code 203 is one of the 269 three-digit telephone area codes in the USA. It covers roughly 7,775,159 unique phone numbers …

Area code 203 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of Connecticut. Below you will find more info about Code and also zip codes, …