| 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 |
|---|---|---|---|
| 203-242 | Fairfield | Landline | Active |
| 203-243 | Fairfield | Cell Number | Active |
| 203-244 | Fairfield | Landline | Active |
| 203-245 | New Haven | Landline | Active |
| 203-246 | Fairfield | Cell Number | Active |
| 203-247 | Fairfield | Cell Number | Active |
| 203-248 | New Haven | Landline | Active |
| 203-249 | Fairfield | Cell Number | Active |
| 203-250 | New Haven | Landline | Active |
| 203-251 | Fairfield | Landline | Active |
| 203-252 | Fairfield | Landline | Active |
| 203-253 | Fairfield | Cell Number | Active |
| 203-254 | Fairfield | Landline | Active |
| 203-255 | Fairfield | Landline | Active |
| 203-256 | Fairfield | Landline | Active |
| 203-257 | Fairfield | Cell Number | Active |
| 203-258 | Fairfield | Cell Number | Active |
| 203-259 | Fairfield | Landline | Active |
| 203-260 | Fairfield | Cell Number | Active |
| 203-261 | Fairfield | Landline | Active |