Towns
| State | City/Town | Town Title |
|---|---|---|
| Idaho | Colburn | Colburn, ID |
| Idaho | Conda | Conda, ID |
| Idaho | Coolin | Coolin, ID |
| Idaho | Corral | Corral, ID |
| Idaho | Cottonwood | Cottonwood, ID |
| Idaho | Council | Council, ID |
| Idaho | Craigmont | Craigmont, ID |
| Idaho | Culdesac | Culdesac, ID |
| Idaho | Dayton | Dayton, ID |
| Idaho | Deary | Deary, ID |
| Idaho | Declo | Declo, ID |
| Idaho | Desmet | Desmet, ID |
| Idaho | Dietrich | Dietrich, ID |
| Idaho | Dingle | Dingle, ID |
| Idaho | Donnelly | Donnelly, ID |
| Idaho | Dover | Dover, ID |
| Idaho | Downey | Downey, ID |
| Idaho | Driggs | Driggs, ID |
| Idaho | Dubois | Dubois, ID |
| Idaho | Eagle | Eagle, ID |
| Idaho | Eastport | Eastport, ID |
| Idaho | Eden | Eden, ID |
| Idaho | Elk City | Elk City, ID |
| Idaho | Elk River | Elk River, ID |
| Idaho | Ellis | Ellis, ID |