Connecticut Area Codes
Here is the current list of area codes in the state of Connecticut. There are 102 area codes in Connecticut that are currently being used. Find out all Connecticut area codes below by searching each of the cities below. We have the most up-to-date list of area codes in Connecticut.
| Area Code | State | City | Timezone |
|---|---|---|---|
| 860 | Connecticut | Harwinton | Eastern |
| 203 | Connecticut | Fairfield | Eastern |
| 860 | Connecticut | Storrs | Eastern |
| 203 | Connecticut | Old Greenwich | Eastern |
| 860 | Connecticut | Washington | Eastern |
| 203 | Connecticut | Branford | Eastern |
| 860 | Connecticut | Winsted | Eastern |
| 475 | Connecticut | New Haven | Eastern |
| 860 | Connecticut | Clinton | Eastern |
| 860 | Connecticut | Willimantic | Eastern |
| 203 | Connecticut | Darien | Eastern |
| 860 | Connecticut | Cornwall | Eastern |
| 860 | Connecticut | Windsor Locks | Eastern |
| 860 | Connecticut | East Hampton | Eastern |
| 203 | Connecticut | Madison | Eastern |
| 860 | Connecticut | Hartford | Eastern |
| 203 | Connecticut | Huntington | Eastern |
| 860 | Connecticut | Middletown | Eastern |
| 860 | Connecticut | New Britain | Eastern |
| 860 | Connecticut | Niantic | Eastern |
| 203 | Connecticut | Greenwich | Eastern |
| 860 | Connecticut | Jewett City | Eastern |
| 203 | Connecticut | Newtown | Eastern |
| 203 | Connecticut | Stamford | Eastern |
| 860 | Connecticut | Plainfield | Eastern |