NPA - 203 Connecticut (CT)
The 203 Area Code is located in the state of Connecticut. Area Code 203 is one of the 312 three-digit telephone area codes in the USA. It covers roughly 586,142 unique phone numbers near the cities of Bridgeport-Stamford-Norwalk.
NPA - 203 History: Area code 203 was put into service 01/01/1947. In 1995 Area code 203 was split to form area code 860. In 2009 area code 203 was overlaid with area code 475.
There are a few special area codes with the last two digits 422 match, these are known as easily recognizable codes (ERCs). The 8xx set of numbers are reserved for toll-free services and communication.
Those numbers can be found in the following cities or locations: Connecticut (CT).
203 Stats:
Phone Prefixes: 800
Phone Numbers: 586,142
Cities in area code 203:
Ansonia, Branford, Bridgeport, Cheshire, Danbury, Darien, Derby, Fairfield, Greenwich, Guilford, Huntington, Madison, Meriden, Milford, Naugatuck, New Canaan, New Haven, Newtown, Northford, Norwalk, Old Greenwich, Redding, Ridgefield, Seymour, Southbury, Stamford, Trumbull, Wallingford, Waterbury, Westport, Wilton, Wolcott, Woodbury.
Related phone operators in Area Code 203:
AT&T Local, American Messaging (am), Bandwidth.com Clec, Broadwing Communications, Brooks Fiber Communications Of Connecticut In, Cablevision Lightpath, Cellco Partnership DBA Verizon Wireless, Choice One Communications, Comcast Phone Of Connecticut, Conversent Communications Of Connecticut, Cox Connecticut Telecom, Ctc Communications Corp., Global Crossing Local Services-ct, Global Naps, Level 3 Communications, Mcimetro Access Transmission Services LLC, Metro PCS, New Cingular Wireless PCS - DC, Omnipoint Communications, Paetec Communications, Paetec Communications - NY, Peerless Network Of Connecticut, Sbc Internet Services, Southern New England Telephone Co., Sprint Spectrum L.p., Teleport Communications America, Teleport Communications Group - NY, Usa Mobility Wireless, Verizon New York.