| 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 |
|---|---|---|---|
| 203-809 | New Haven | Cell Number | Active |
| 203-810 | Fairfield | Landline | Active |
| 203-812 | New Haven | Landline | Active |
| 203-813 | Fairfield | Landline | Active |
| 203-814 | Fairfield | Landline | Active |
| 203-815 | New Haven | Landline | Active |
| 203-816 | Fairfield | Landline | Active |
| 203-817 | Fairfield | Landline | Active |
| 203-818 | Fairfield | Landline | Active |
| 203-819 | New Haven | Landline | Active |
| 203-820 | Fairfield | Cell Number | Active |
| 203-821 | New Haven | Landline | Active |
| 203-822 | Fairfield | Landline | Active |
| 203-823 | New Haven | Landline | Active |
| 203-824 | New Haven | Cell Number | Active |
| 203-825 | Fairfield | Landline | Active |
| 203-826 | Fairfield | Landline | Active |
| 203-827 | Fairfield | Landline | Active |
| 203-828 | New Haven | Landline | Active |
| 203-829 | Fairfield | Cell Number | Active |