12 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 78934 | Columbus | 6,833 |
| 78962 | Weimar | 5,245 |
| 77434 | Eagle Lake | 4,037 |
| 77442 | Garwood | 1,434 |
| 78933 | Cat Spring | 1,211 |
| 78935 | Alleyton | 650 |
| 77475 | Sheridan | 413 |
| 77470 | Rock Island | 381 |
| 78943 | Glidden | 230 |
| 77460 | Nada | 96 |
| 77412 | Altair | 10 |
| 78951 | Oakland | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 12 ZCTAs in Colorado County, Texas (US Census).