| 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 |
|---|---|---|---|
| 203-975 | Fairfield | Landline | Active |
| 203-977 | Fairfield | Landline | Active |
| 203-978 | Fairfield | Landline | Active |
| 203-979 | Fairfield | Cell Number | Active |
| 203-980 | New Haven | Cell Number | Active |
| 203-981 | Fairfield | Cell Number | Active |
| 203-982 | New Haven | Cell Number | Active |
| 203-983 | Fairfield | Landline | Active |
| 203-984 | Fairfield | Cell Number | Active |
| 203-985 | New Haven | Landline | Active |
| 203-986 | Fairfield | Landline | Active |
| 203-987 | Fairfield | Landline | Active |
| 203-988 | New Haven | Cell Number | Active |
| 203-989 | Fairfield | Landline | Active |
| 203-990 | Fairfield | Landline | Active |
| 203-991 | Fairfield | Landline | Active |
| 203-992 | Fairfield | Landline | Active |
| 203-993 | Fairfield | Cell Number | Active |
| 203-994 | Fairfield | Cell Number | Active |
| 203-995 | Fairfield | Landline | Active |