Area Codes in Foster
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 401 | — | Rhode Island | 1,050,292 | United States | America/New_York |
Nearby Cities
| City | Region | Country | Population | Area Codes | Zip Codes |
|---|---|---|---|---|---|
| Ballouville | Connecticut | United States | — | 860 | 06233 |
| Chepachet, Rhode Island | Rhode Island | United States | 1,675 | 401 | 02814 |
| Clayville, Rhode Island | Rhode Island | United States | 300 | 401 | 02815 |
| East Killingly | Connecticut | United States | — | 860 | 06243 |
| Pascoag, Rhode Island | Rhode Island | United States | 4,577 | 401 | 02859 |