Seymour, CT Area Codes
Seymour is served by area codes 203 and 475. It is in Connecticut, New Haven County. About 16,889 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 203, 475 |
| State / province | Connecticut |
| County | New Haven County |
| Population | 16,889 |
| ZIP codes | 1 |
| Time zone | Eastern |
| Coordinates | 41.3855, -73.0836 |
What area code is Seymour in?
ZIP codes in the code footprint
Nearby towns and their area codes
Ansonia 203, 475Derby 203, 475Oxford 203, 475Shelton 203, 475Naugatuck 203, 475Orange 203, 475Monroe 203, 475Sandy Hook 203, 475
How to dial
Dial 203 + 7 digits for a number in Seymour, or +1 203 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.