Telephone Area +1 (203) XXX-XXXX / Page 7
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.
In the United States, telephone numbers are divided into a country code (+1), an area code (or prefix), which is three digits long, and a subscriber number (seven digits). These are just a few examples, and there are over 300 area codes in the United States. Each code can cover both large cities and less populated areas depending on population density and telephone network distribution.
Phone numbers +1 (203) XXX-XXXX
| Company | District | Major City | Prefix |
|---|---|---|---|
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 777-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 778-XXXX |
| Choice One Communications | New Haven | Madison, CT | +1 (203) 779-XXXX |
| Usa Mobility Wireless | New Haven | Waterbury, CT | +1 (203) 780-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 781-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 782-XXXX |
| Southern New England Telephone Co. | New Haven | Milford, CT | +1 (203) 783-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 784-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 785-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 786-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 787-XXXX |
| New Cingular Wireless PCS - DC | Fairfield | Danbury, CT | +1 (203) 788-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 789-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 790-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 791-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 792-XXXX |
| Global Crossing Local Services-ct | New Haven | Wallingford, CT | +1 (203) 793-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 794-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 795-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 796-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 797-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 798-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 799-XXXX |
| Sprint Spectrum L.p. | New Haven, CT | +1 (203) 800-XXXX | |
| Southern New England Telephone Co. | Fairfield | New Canaan, CT | +1 (203) 801-XXXX |
| Metro PCS | Waterbury, CT | +1 (203) 802-XXXX | |
| Cellco Partnership DBA Verizon Wireless | Fairfield | Norwalk, CT | +1 (203) 803-XXXX |
| New Cingular Wireless PCS - DC | New Haven | New Haven, CT | +1 (203) 804-XXXX |
| Teleport Communications Group - New York | New Haven | Waterbury, CT | +1 (203) 805-XXXX |
| Teleport Communications Group - New York | New Haven | Cheshire, CT | +1 (203) 806-XXXX |
| New Cingular Wireless PCS - DC | Fairfield | Norwalk, CT | +1 (203) 807-XXXX |
| Omnipoint Communications | New Haven | Waterbury, CT | +1 (203) 808-XXXX |
| Omnipoint Communications | New Haven | New Haven, CT | +1 (203) 809-XXXX |
| Cablevision Lightpath | Fairfield | Norwalk, CT | +1 (203) 810-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 812-XXXX |
| Teleport Communications Group - NY | Fairfield | Greenwich, CT | +1 (203) 813-XXXX |
| Cellco Partnership DBA Verizon Wireless | Fairfield | Bridgeport, CT | +1 (203) 814-XXXX |
| Cellco Partnership DBA Verizon Wireless | New Haven | New Haven, CT | +1 (203) 815-XXXX |
| Global Crossing Local Services-ct | Fairfield | Trumbull, CT | +1 (203) 816-XXXX |
| Cablevision Lightpath | Fairfield | Stamford, CT | +1 (203) 817-XXXX |
| Brooks Fiber Communications Of Connecticut Inc-ct | Fairfield | Norwalk, CT | +1 (203) 818-XXXX |
| New Cingular Wireless PCS - DC | New Haven | Waterbury, CT | +1 (203) 819-XXXX |
| Sprint Spectrum L.p. | Fairfield | Norwalk, CT | +1 (203) 820-XXXX |
| Southern New England Telephone Co. | New Haven | New Haven, CT | +1 (203) 821-XXXX |
| AT&T Local | Fairfield | Norwalk, CT | +1 (203) 822-XXXX |
| Comcast Phone Of Connecticut | New Haven | New Haven, CT | +1 (203) 823-XXXX |
| New Cingular Wireless PCS - DC | New Haven | New Haven, CT | +1 (203) 824-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 825-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 826-XXXX |
| Brooks Fiber Communications Of Connecticut Inc-ct | Fairfield | Old Greenwich, CT | +1 (203) 827-XXXX |
| Global Crossing Local Services-ct | New Haven | Seymour, CT | +1 (203) 828-XXXX |
| Sprint Spectrum L.p. | Fairfield | Norwalk, CT | +1 (203) 829-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 830-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 831-XXXX |
| New Cingular Wireless PCS - DC | Stamford, CT | +1 (203) 832-XXXX | |
| Usa Mobility Wireless | Fairfield | Norwalk, CT | +1 (203) 833-XXXX |
| Southern New England Telephone Co. | Fairfield | Wilton, CT | +1 (203) 834-XXXX |
| Usa Mobility Wireless | Fairfield | Norwalk, CT | +1 (203) 835-XXXX |
| Usa Mobility Wireless | Fairfield | Norwalk, CT | +1 (203) 836-XXXX |
| Southern New England Telephone Co. | Fairfield | Danbury, CT | +1 (203) 837-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 838-XXXX |
| Usa Mobility Wireless | Fairfield | Norwalk, CT | +1 (203) 839-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 840-XXXX |
| Choice One Communications | New Haven | Waterbury, CT | +1 (203) 841-XXXX |
| Global Crossing Local Services-ct | Fairfield | Stamford, CT | +1 (203) 842-XXXX |
| AT&T Local | New Haven | New Haven, CT | +1 (203) 843-XXXX |
| Brooks Fiber Communications Of Connecticut Inc-ct | Fairfield | Fairfield, CT | +1 (203) 844-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 845-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 846-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 847-XXXX |
| Conversent Communications Of Connecticut | New Haven | New Haven, CT | +1 (203) 848-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 849-XXXX |
| Metro PCS | New Haven, CT | +1 (203) 850-XXXX | |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 851-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 852-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 853-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 854-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 855-XXXX |
| Cellco Partnership DBA Verizon Wireless | Fairfield | Norwalk, CT | +1 (203) 856-XXXX |
| Southern New England Telephone Co. | Fairfield | Norwalk, CT | +1 (203) 857-XXXX |
