4 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 71854 | Texarkana | 35,720 |
| 71837 | Fouke | 4,424 |
| 71834 | Doddridge | 1,807 |
| 71839 | Garland City | 409 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 4 ZCTAs in Miller County, Arkansas (US Census).