Connecticut Area Codes
4 area codes in Connecticut, United States. Country code: +1. Find area codes by city and region.
All Connecticut Area Codes
| Area Code | Major Cities | Region |
|---|---|---|
| 203 | Bridgeport, New Haven | Southwest |
| 475 | Southwest (overlay) | Southwest |
| 860 | Hartford | North/East |
| 959 | Hartford (overlay) | North/East |
About Connecticut Area Codes
Connecticut uses 4 area codes under the North American Numbering Plan (NANP). When calling within Connecticut, dial the 3-digit area code followed by the 7-digit phone number. From abroad: exit code + 1 + area code + number.