| Area Code 203 Details | |
|---|---|
| Country | United States |
| State/Province | Connecticut |
| Major City | New Haven |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Phone Type | Status |
|---|---|---|---|
| 203-687 | New Haven | Landline | Active |
| 203-688 | New Haven | Landline | Active |
| 203-689 | New Haven | Landline | Active |
| 203-690 | Fairfield | Cell Number | Active |
| 203-691 | New Haven | Landline | Active |
| 203-692 | Fairfield | Landline | Active |
| 203-693 | New Haven | Landline | Active |
| 203-694 | New Haven | Landline | Active |
| 203-695 | New Haven | Landline | Active |
| 203-696 | Fairfield | Landline | Active |
| 203-697 | New Haven | Landline | Active |
| 203-698 | Fairfield | Landline | Active |
| 203-699 | New Haven | Landline | Active |
| 203-701 | New Haven | Landline | Active |
| 203-702 | Fairfield | Landline | Active |
| 203-703 | Fairfield | Landline | Active |
| 203-704 | New Haven | Landline | Active |
| 203-705 | Fairfield | Landline | Active |
| 203-706 | New Haven | Landline | Active |
| 203-707 | New Haven | Cell Number | Active |