Callahan, FL Area Codes
Callahan is served by area code 904. It is in Florida, Nassau County. About 15,421 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 904 |
| State / province | Florida |
| County | Nassau County |
| Population | 15,421 |
| ZIP codes | 1 |
| Time zone | Eastern |
| Coordinates | 30.5698, -81.8405 |
What area code is Callahan in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 904 | Florida | 1,672,047 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
Hilliard 904Yulee 904Jacksonville 324, 904Fernandina Beach 324, 904Macclenny 324, 904Orange Park 324, 904Atlantic Beach 324, 904Jacksonville Beach 904
How to dial
Dial 904 + 7 digits for a number in Callahan, or +1 904 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.