Greenwich, CT Area Codes
Greenwich is served by area codes 203 and 475. It is in Connecticut, Fairfield County. About 40,090 people live in its 3 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 203, 475 |
| State / province | Connecticut |
| County | Fairfield County |
| Population | 40,090 |
| ZIP codes | 3 |
| Time zone | Eastern |
| Coordinates | 41.0509, -73.6372 |
What area code is Greenwich in?
ZIP codes in the code footprint
Nearby towns and their area codes
Stamford 203, 475Darien 203, 475New Canaan 203, 475Norwalk 203, 475Wilton 203, 475Westport 203, 475Weston 203, 475Ridgefield 203, 475
How to dial
Dial 203 + 7 digits for a number in Greenwich, or +1 203 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.