| General Information | |
|---|---|
| Country | United States |
| State/Province | Connecticut |
| Major City | New Haven |
| Time Zone | Eastern (UTC-05:00) |
| Current Local Time | 04:17 |
| Prefix | County | Primary City |
|---|---|---|
| 203-710 | New Haven | New Haven |
| 203-712 | Fairfield | Shelton |
| 203-713 | New Haven | Milford |
| 203-714 | New Haven | Naugatuck |
| 203-715 | New Haven | Meriden |
| 203-716 | Fairfield | Stamford |
| 203-717 | Fairfield | Greenwich |
| 203-718 | New Haven | Cheshire |
| 203-719 | Fairfield | Stamford |
| 203-720 | New Haven | Naugatuck |
| 203-721 | New Haven | Waterbury |
| 203-722 | Fairfield | Norwalk |
| 203-723 | New Haven | Naugatuck |
| 203-724 | Fairfield | Stamford |
| 203-725 | New Haven | Waterbury |
| 203-726 | Fairfield | Bridgeport |
| 203-727 | Fairfield | Bridgeport |
| 203-728 | Fairfield | Stamford |
| 203-729 | New Haven | Naugatuck |
| 203-730 | Fairfield | Danbury |
| 203-731 | Fairfield | Danbury |
| 203-732 | New Haven | Ansonia |
| 203-733 | Fairfield | Danbury |
| 203-734 | New Haven | Ansonia |
| 203-735 | New Haven | Ansonia |
| 203-736 | New Haven | Ansonia |
| 203-737 | New Haven | New Haven |
| 203-738 | New Haven | Guilford |
| 203-739 | Fairfield | Danbury |
| 203-740 | Fairfield | New Fairfield |
| 203-741 | New Haven | Wallingford |
| 203-742 | Fairfield | Greenwich |
| 203-743 | Fairfield | Danbury |
| 203-744 | Fairfield | Danbury |
| 203-745 | New Haven | New Haven |
| 203-746 | Fairfield | Danbury |
| 203-747 | New Haven | New Haven |
| 203-748 | Fairfield | Danbury |
| 203-749 | Fairfield | Danbury |
| 203-750 | Fairfield | Norwalk |
| 203-751 | New Haven | Ansonia |
| 203-752 | New Haven | New Haven |
| 203-753 | New Haven | Waterbury |
| 203-754 | New Haven | Waterbury |
| 203-755 | New Haven | Waterbury |
| 203-756 | New Haven | Waterbury |
| 203-757 | New Haven | Waterbury |
| 203-758 | New Haven | Waterbury |
| 203-759 | New Haven | Waterbury |
| 203-760 | Fairfield | Bridgeport |