19 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 87301 | Gallup | 21,981 |
| 87327 | Zuni | 7,344 |
| 87313 | Crownpoint | 5,140 |
| 87311 | Church Rock | 4,941 |
| 87375 | Yatahey | 4,547 |
| 87323 | Thoreau | 3,702 |
| 87319 | Mentmore | 3,205 |
| 87045 | Prewitt | 2,439 |
| 87325 | Tohatchi | 2,231 |
| 87326 | Vanderwagen | 2,224 |
| 87317 | Gamerco | 2,079 |
| 87305 | Gallup | 1,844 |
| 87316 | Fort Wingate | 1,721 |
| 87310 | Brimhall | 1,003 |
| 87312 | Continental Divide | 724 |
| 87320 | Mexican Springs | 666 |
| 87322 | Rehoboth | 649 |
| 87347 | Jamestown | 158 |
| 87365 | Smith Lake | 12 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 19 ZCTAs in McKinley County, New Mexico (US Census).