9 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 83467 | Salmon | 6,874 |
| 83462 | Carmen | 426 |
| 83464 | Leadore | 294 |
| 83468 | Tendoy | 191 |
| 83253 | May | 98 |
| 83466 | North Fork | 83 |
| 83463 | Gibbonsville | 78 |
| 83465 | Lemhi | 78 |
| 83469 | Shoup | 36 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 9 ZCTAs in Lemhi County, Idaho (US Census).