| 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 |
|---|---|---|---|
| 203-323 | Fairfield | Landline | Active |
| 203-324 | Fairfield | Landline | Active |
| 203-325 | Fairfield | Landline | Active |
| 203-326 | Fairfield | Landline | Active |
| 203-327 | Fairfield | Landline | Active |
| 203-328 | Fairfield | Landline | Active |
| 203-329 | Fairfield | Landline | Active |
| 203-330 | Fairfield | Landline | Active |
| 203-331 | Fairfield | Landline | Active |
| 203-332 | Fairfield | Landline | Active |
| 203-333 | Fairfield | Landline | Active |
| 203-334 | Fairfield | Landline | Active |
| 203-335 | Fairfield | Landline | Active |
| 203-336 | Fairfield | Landline | Active |
| 203-337 | Fairfield | Landline | Active |
| 203-338 | Fairfield | Landline | Active |
| 203-339 | Fairfield | Landline | Active |
| 203-340 | Fairfield | Landline | Active |
| 203-341 | Fairfield | Landline | Active |
| 203-342 | Fairfield | Cell Number | Active |