10 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 78064 | Pleasanton | 16,365 |
| 78065 | Poteet | 11,695 |
| 78069 | Somerset | 7,038 |
| 78026 | Jourdanton | 7,031 |
| 78052 | Lytle | 6,389 |
| 78011 | Charlotte | 1,757 |
| 78050 | Leming | 529 |
| 78012 | Christine | 328 |
| 78008 | Campbellton | 234 |
| 78062 | Peggy | 0 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 10 ZCTAs in Atascosa County, Texas (US Census).