Telephone Area 203. Page 5.
Prefix: +1203
This prefix is distributed within the state Connecticut
The largest city in the region is New Haven
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
Below on the map, there is indicated the largest city in the telephone area +1-203-...-.... Connecticut New Haven.
Phone numbers +1-203-YYY-YYYY
Company | District | Major City | Prefix |
---|---|---|---|
Southern New England Telephone Co. | Fairfield | Stamford, CT | +1-203614-SSSS |
Southern New England Telephone Co. | Fairfield | Bridgeport, CT | +1-203615-SSSS |
Global Crossing Local Services-ct | Fairfield | Danbury, CT | +1-203616-SSSS |
Sprint Spectrum L.p. | Danbury, CT | +1-203617-SSSS | |
Verizon New York | Fairfield | Greenwich, CT | +1-203618-SSSS |
Southern New England Telephone Co. | New Haven | New Haven, CT | +1-203619-SSSS |
Brooks Fiber Communications Of Connecticut Inc-ct | Fairfield | Darien, CT | +1-203620-SSSS |
Paetec Communications | Fairfield | Darien, CT | +1-203621-SSSS |
Verizon New York | Fairfield | Greenwich, CT | +1-203622-SSSS |
Cellco Partnership DBA Verizon Wireless | New Haven | New Haven, CT | +1-203623-SSSS |
Southern New England Telephone Co. | New Haven | New Haven, CT | +1-203624-SSSS |
Verizon New York | Fairfield | Greenwich, CT | +1-203625-SSSS |
AT&T Local | New Haven | New Haven, CT | +1-203626-SSSS |
Nextel Communications | New Haven | New Haven, CT | +1-203627-SSSS |
Cablevision Lightpath | Fairfield | Danbury, CT | +1-203628-SSSS |
Verizon New York | Fairfield | Greenwich, CT | +1-203629-SSSS |
Southern New England Telephone Co. | New Haven | Meriden, CT | +1-203630-SSSS |
New Cingular Wireless PCS - DC | New Haven | Meriden, CT | +1-203631-SSSS |
Choice One Communications | New Haven | Naugatuck, CT | +1-203632-SSSS |
Level 3 Communications | New Haven | Wolcott, CT | +1-203633-SSSS |
Southern New England Telephone Co. | New Haven | Meriden, CT | +1-203634-SSSS |
Level 3 Communications | Fairfield | Stamford, CT | +1-203635-SSSS |
Brooks Fiber Communications Of Connecticut Inc-ct | Fairfield | Darien, CT | +1-203636-SSSS |
Southern New England Telephone Co. | Fairfield | Old Greenwich, CT | +1-203637-SSSS |
Paetec Communications | Fairfield | Trumbull, CT | +1-203638-SSSS |
Southern New England Telephone Co. | New Haven | Meriden, CT | +1-203639-SSSS |
New Cingular Wireless PCS - DC | New Haven | New Haven, CT | +1-203640-SSSS |
Cellco Partnership DBA Verizon Wireless | New Haven | New Haven, CT | +1-203641-SSSS |
Brooks Fiber Communications Of Connecticut Inc-ct | Fairfield | Stamford, CT | +1-203642-SSSS |
Choice One Communications | New Haven | Branford, CT | +1-203643-SSSS |
Cellco Partnership DBA Verizon Wireless | Fairfield | Norwalk, CT | +1-203644-SSSS |
New Cingular Wireless PCS - DC | New Haven | New Haven, CT | +1-203645-SSSS |
Global Crossing Local Services-ct | New Haven | Branford, CT | +1-203646-SSSS |
Paetec Communications | New Haven | Milford, CT | +1-203647-SSSS |
Level 3 Communications | Fairfield | Danbury, CT | +1-203648-SSSS |
Paetec Communications | New Haven | Cheshire, CT | +1-203649-SSSS |
Nextel Communications | Fairfield | Bridgeport, CT | +1-203650-SSSS |
Choice One Communications | New Haven | Cheshire, CT | +1-203651-SSSS |
Paetec Communications | Fairfield | Stamford, CT | +1-203652-SSSS |
Paetec Communications | Fairfield | Stamford, CT | +1-203653-SSSS |
Southern New England Telephone Co. | New Haven | New Haven, CT | +1-203654-SSSS |
Southern New England Telephone Co. | Fairfield | Darien, CT | +1-203655-SSSS |
Southern New England Telephone Co. | Fairfield | Darien, CT | +1-203656-SSSS |
American Messaging (am) | New Haven | New Haven, CT | +1-203657-SSSS |
Teleport Communications Group - New York | Fairfield | Stamford, CT | +1-203658-SSSS |
Paetec Communications | Fairfield | Fairfield, CT | +1-203659-SSSS |
Global Crossing Local Services-ct | Fairfield | Greenwich, CT | +1-203660-SSSS |
Verizon New York | Fairfield | Greenwich, CT | +1-203661-SSSS |
Southern New England Telephone Co. | Fairfield | Darien, CT | +1-203662-SSSS |
Paetec Communications | Fairfield | Stamford, CT | +1-203663-SSSS |
Cablevision Lightpath | Fairfield | Redding, CT | +1-203664-SSSS |
Paetec Communications | Fairfield | Stamford, CT | +1-203665-SSSS |
Nextel Communications | Fairfield | Stamford, CT | +1-203667-SSSS |
Sprint Spectrum L.p. | New Haven | New Haven, CT | +1-203668-SSSS |
Global Crossing Local Services-ct | Fairfield | Darien, CT | +1-203669-SSSS |
American Messaging (am) | New Haven | Waterbury, CT | +1-203670-SSSS |
Cellco Partnership DBA Verizon Wireless | New Haven | New Haven, CT | +1-203671-SSSS |
Paetec Communications | New Haven | New Haven, CT | +1-203672-SSSS |
AT&T Local | Fairfield | Bridgeport, CT | +1-203673-SSSS |
Southern New England Telephone Co. | Fairfield | Stamford, CT | +1-203674-SSSS |
Sprint Spectrum L.p. | New Haven | New Haven, CT | +1-203675-SSSS |
Sprint Spectrum L.p. | New Haven | New Haven, CT | +1-203676-SSSS |
Southern New England Telephone Co. | New Haven | Wallingford, CT | +1-203677-SSSS |
Paetec Communications | New Haven | Wallingford, CT | +1-203678-SSSS |
Southern New England Telephone Co. | New Haven | Wallingford, CT | +1-203679-SSSS |
Usa Mobility Wireless | New Haven | Waterbury, CT | +1-203680-SSSS |
Verizon New York | Fairfield | Greenwich, CT | +1-203681-SSSS |
Paetec Communications | Fairfield | Stamford, CT | +1-203682-SSSS |
Paetec Communications | Fairfield | Bridgeport, CT | +1-203683-SSSS |
Metro PCS | New Haven | New Haven, CT | +1-203684-SSSS |
Omnipoint Communications | Fairfield | Bridgeport, CT | +1-203685-SSSS |
Southern New England Telephone Co. | New Haven | Meriden, CT | +1-203686-SSSS |
Level 3 Communications | New Haven | New Haven, CT | +1-203687-SSSS |
Southern New England Telephone Co. | New Haven | New Haven, CT | +1-203688-SSSS |
AT&T Local | New Haven | New Haven, CT | +1-203689-SSSS |
Omnipoint Communications | Bridgeport, CT | +1-203690-SSSS | |
Southern New England Telephone Co. | New Haven | New Haven, CT | +1-203691-SSSS |
Global Crossing Local Services-ct | Fairfield | Fairfield, CT | +1-203692-SSSS |
Cablevision Lightpath | Fairfield | Milford, CT | +1-203693-SSSS |
Southern New England Telephone Co. | New Haven | Meriden, CT | +1-203694-SSSS |