| 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 |
|---|---|---|---|
| 203-667 | Fairfield | Cell Number | Active |
| 203-668 | New Haven | Cell Number | Active |
| 203-669 | Fairfield | Landline | Active |
| 203-670 | New Haven | Cell Number | Active |
| 203-671 | New Haven | Cell Number | Active |
| 203-672 | New Haven | Landline | Active |
| 203-673 | Fairfield | Landline | Active |
| 203-674 | Fairfield | Landline | Active |
| 203-675 | New Haven | Cell Number | Active |
| 203-676 | New Haven | Cell Number | Active |
| 203-677 | New Haven | Landline | Active |
| 203-678 | New Haven | Landline | Active |
| 203-679 | New Haven | Landline | Active |
| 203-680 | New Haven | Cell Number | Active |
| 203-681 | Fairfield | Landline | Active |
| 203-682 | Fairfield | Landline | Active |
| 203-683 | Fairfield | Landline | Active |
| 203-684 | New Haven | Cell Number | Active |
| 203-685 | Fairfield | Cell Number | Active |
| 203-686 | New Haven | Landline | Active |