| 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 |
|---|---|---|---|
| 203-749 | Fairfield | Landline | Active |
| 203-750 | Fairfield | Landline | Active |
| 203-751 | New Haven | Landline | Active |
| 203-752 | New Haven | Landline | Active |
| 203-753 | New Haven | Landline | Active |
| 203-754 | New Haven | Landline | Active |
| 203-755 | New Haven | Landline | Active |
| 203-756 | New Haven | Landline | Active |
| 203-757 | New Haven | Landline | Active |
| 203-758 | New Haven | Landline | Active |
| 203-759 | New Haven | Landline | Active |
| 203-760 | Fairfield | Landline | Active |
| 203-761 | Fairfield | Landline | Active |
| 203-762 | Fairfield | Landline | Active |
| 203-763 | Fairfield | Landline | Active |
| 203-764 | New Haven | Landline | Active |
| 203-765 | New Haven | Landline | Active |
| 203-766 | New Haven | Cell Number | Active |
| 203-767 | Fairfield | Cell Number | Active |
| 203-768 | New Haven | Cell Number | Active |