16 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 87401 | Farmington | 45,229 |
| 87410 | Aztec | 15,012 |
| 87413 | Bloomfield | 14,296 |
| 87402 | Farmington | 11,418 |
| 87420 | Shiprock | 10,586 |
| 87417 | Kirtland | 6,624 |
| 87416 | Fruitland | 4,546 |
| 87415 | Flora Vista | 2,273 |
| 87364 | Sheep Springs | 1,632 |
| 87037 | Nageezi | 1,481 |
| 87455 | Newcomb | 1,480 |
| 87421 | Waterflow | 1,468 |
| 87461 | Sanostee | 1,307 |
| 87499 | Farmington | 903 |
| 87418 | La Plata | 686 |
| 87419 | Navajo Dam | 458 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 16 ZCTAs in San Juan County, New Mexico (US Census).