9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 87901 | Truth Or Consequences | 6,378 |
| 87935 | Elephant Butte | 2,094 |
| 87942 | Williamsburg | 1,005 |
| 87930 | Arrey | 718 |
| 87931 | Caballo | 703 |
| 87939 | Monticello | 206 |
| 88042 | Hillsboro | 205 |
| 87943 | Winston | 191 |
| 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).