Founded in 1864, Idaho County is one of 44 counties in the state of Idaho. The city of Grangeville is the county seat. With FIPS code of 49, Idaho County has a population of 17,040 and area of 8,485 square miles (21,976 km2).
List of all cities in Idaho County, ID alphabetically
| City/Town | Postal Code | Area Code |
| Clearwater, ID | 83552 | 208 |
| Cooperville, ID | 83554 | 208 |
| Cottonwood, ID | 83522 | 208 |
| 83533 | 208 | |
| Dixie, ID | 83525 | 208 |
| Elk City, ID | 83525 | 208 |
| Fenn, ID | 83531 | 208 |
| Ferdinand, ID | 83526 | 208 |
| Grangeville, ID | 83530 | 208 |
| 83531 | 208 | |
| Greencreek, ID | 83533 | 208 |
| Harpster, ID | 83552 | 208 |
| Keuterville, ID | 83522 | 208 |
| Kooskia, ID | 83539 | 208 |
| Lowell, ID | 83539 | 208 |
| Lucile, ID | 83542 | 208 |
| Pollock, ID | 83547 | 208 |
| Riggins, ID | 83549 | 208 |
| Stites, ID | 83552 | 208 |
| Syringa, ID | 83539 | 208 |
| Warren, ID | 83671 | 208 |
| White Bird, ID | 83554 | 208 |