El Dorado, AR Area Codes
El Dorado is served by area code 870. It is in Arkansas, Union County. About 29,760 people live in its 2 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 870 |
| State / province | Arkansas |
| County | Union County |
| Population | 29,760 |
| ZIP codes | 2 |
| Time zone | Central |
| Coordinates | 33.2044, -92.6499 |
What area code is El Dorado in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 870 | Arkansas | 1,076,716 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
How to dial
Dial 870 + 7 digits for a number in El Dorado, or +1 870 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.