9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 83467 | Salmon | 6,590 |
| 83462 | Carmen | 667 |
| 83464 | Leadore | 296 |
| 83466 | North Fork | 197 |
| 83468 | Tendoy | 191 |
| 83253 | May | 112 |
| 83465 | Lemhi | 104 |
| 83463 | Gibbonsville | 66 |
| 83469 | Shoup | 25 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Lemhi County, Idaho (US Census).