| 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 |
|---|---|---|---|
| 203-647 | New Haven | Landline | Active |
| 203-648 | Fairfield | Landline | Active |
| 203-649 | New Haven | Landline | Active |
| 203-650 | Fairfield | Cell Number | Active |
| 203-651 | New Haven | Landline | Active |
| 203-652 | Fairfield | Landline | Active |
| 203-653 | Fairfield | Landline | Active |
| 203-654 | New Haven | Landline | Active |
| 203-655 | Fairfield | Landline | Active |
| 203-656 | Fairfield | Landline | Active |
| 203-657 | New Haven | Cell Number | Active |
| 203-658 | Fairfield | Landline | Active |
| 203-659 | Fairfield | Landline | Active |
| 203-660 | Fairfield | Landline | Active |
| 203-661 | Fairfield | Landline | Active |
| 203-662 | Fairfield | Landline | Active |
| 203-663 | Fairfield | Landline | Active |
| 203-664 | Fairfield | Landline | Active |
| 203-665 | Fairfield | Landline | Active |
| 203-666 | Fairfield | Landline | Active |