9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 87901 | Truth Or Consequences | 6,459 |
| 87935 | Elephant Butte | 1,848 |
| 87942 | Williamsburg | 1,114 |
| 87930 | Arrey | 775 |
| 87931 | Caballo | 512 |
| 88042 | Hillsboro | 372 |
| 87943 | Winston | 217 |
| 87939 | Monticello | 194 |
| 87933 | Derry | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Sierra County, New Mexico (US Census).