| 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 |
|---|---|---|---|
| 203-526 | Fairfield | Cell Number | Active |
| 203-527 | New Haven | Landline | Active |
| 203-528 | New Haven | Landline | Active |
| 203-529 | Fairfield | Landline | Active |
| 203-530 | New Haven | Cell Number | Active |
| 203-531 | Fairfield | Landline | Active |
| 203-532 | Fairfield | Landline | Active |
| 203-533 | New Haven | Landline | Active |
| 203-534 | Fairfield | Cell Number | Active |
| 203-535 | New Haven | Landline | Active |
| 203-536 | Fairfield | Cell Number | Active |
| 203-537 | New Haven | Cell Number | Active |
| 203-538 | Fairfield | Landline | Active |
| 203-539 | Fairfield | Landline | Active |
| 203-540 | Fairfield | Cell Number | Active |
| 203-541 | Fairfield | Landline | Active |
| 203-542 | Fairfield | Landline | Active |
| 203-543 | Fairfield | Cell Number | Active |
| 203-544 | Fairfield | Landline | Active |
| 203-545 | Fairfield | Cell Number | Active |