ZIP Code 71731
El Dorado · Union, Arkansas
71731 is the ZIP code of El Dorado in Union, Arkansas, United States.
- ZIP Code
- 71731
- County
- Union
- State
- Arkansas
- Country
- United States
Place with ZIP code 71731
| Place | County | Location |
|---|---|---|
| El Dorado | Union | 33.208, -92.666 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 71731?
El Dorado.
Which county and state is 71731 in?
Union, Arkansas, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.