Connecticut Area Codes
Connecticut has 4 area codes: 203, 475, 860, 959.
| Code | Region | Cities | Timezone |
|---|---|---|---|
| 203 | Southwest Connecticut | Bridgeport, New Haven, Stamford | Eastern |
| 475 | New Haven Area Overlay | New Haven, Waterbury, Derby | Eastern |
| 860 | Hartford / Northern Connecticut | Hartford, New Britain, Waterbury | Eastern |
| 959 | Hartford Overlay | Hartford, Manchester, Enfield | Eastern |