Challis is the county seat for Custer County
Adjacent to Custer County, Idaho
Blaine County (19) ► Boise County (32) ► Butte County (30) ► Elmore County (29) ► Lemhi County (74) ► Valley County (7) ►
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| On Yankee Fork Road - Custer Motorway Adventure Road near West Fork Yankee Fork Road, on the right when traveling west. |
| On Yankee Fork Road - Custer Motorway Adventure Road near Ramey Creek Road, on the left when traveling south. |
| On Yankee Fork Road - Custer Motorway Adventure Road near Loon Creek Road, on the right when traveling west. |
| On Yankee Fork Road - Custer Motorway Adventure Road near Loon Creek Road, on the right when traveling west. |
| Near Yankee Fork Road - Custer Motorway Adventure Road near Loon Creek Road, on the right when traveling west. |
| On Yankee Fork Road - Custer Motorway Adventure Road near Westfork Lane, on the left when traveling south. |
| On Yankee Fork Road - Custer Motorway Adventure Road near Loon Creek Road, on the right when traveling south. |
| On Yankee Fork Road - Custer Motorway Adventure Road near Loon Creek Road, on the right when traveling south. |
| On Custer Motorway Adventure Road - Mill Creek Road (Forest Road 070), on the left when traveling west. |
| On State Highway 75 near U.S. 93, on the right when traveling south. |
| On Main Street at U.S. 93, on the right on Main Street. |
| On Custer Motorway Adventure Road (Forest Road 070) near Forest Road 256A, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Main Street at U.S. 93, on the right on Main Street. |
| On U.S. 93 at milepost 245.3,, 0.9 miles north of Idaho 75 Scenic (Idaho Highway 75), on the right when traveling north. |
| On Custer Motorway Adventure Road (Forest Road 070) near Forest Road 069, on the right when traveling west. |
| On Custer Motorway Adventure Road - Mill Creek Road (Forest Road 070), on the left when traveling west. |
| On State Highway 75 at Kinnikinic Road, on the left when traveling west on State Highway 75. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| Near Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the right when traveling west. |
| Near Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| On Custer Motorway Adventure Road - Yankee Fork Road, on the left when traveling west. |
| Near Doublespring Pass Road (Forest Road 116) near Forest Road 679, on the left when traveling east. |
| Near Doublespring Pass Road (Forest Road 116) near Forest Road 679, on the left when traveling east. |
| Near Doublespring Pass Road (Forest Road 116) near Forest Road 679, on the left when traveling east. |
| On U.S. 93 at Doublespring Pass Road, on the right when traveling north on U.S. 93. |
| On Custer Street (U.S. 93) near Capital Avenue, on the right when traveling north. |
| On U.S. 93 at Fish Hatchery Road, on the left when traveling north on U.S. 93. |
| On U.S. 93 at Doublespring Pass Road, on the right when traveling north on U.S. 93. |
| On Custer Street (U.S. 93) near Capital Avenue, on the right when traveling north. |
| On State Highway 75 at milepost 190 at Sawtooth Terra Tracts Road, on the right when traveling south on State Highway 75. |
| Near State Highway 75 at Yankee Fork Road, on the left when traveling west. |
| On Seafoam Road NF-008, on the left when traveling north. |
| Near State Highway 75 near Yankee Fork Road, on the left when traveling west. |
| Near State Highway 75 at Yankee Fork Road, on the left when traveling west. |
| On Idaho Route 75 at milepost 190 at Sawtooth Terra Tracts Road, on the right when traveling south on State Route 75. |
| On State Highway 75 near Yankee Fork Road, on the left when traveling west. |
| Near State Highway 75 at Yankee Fork Road, on the left when traveling west. |
| Near State Highway 75 near Yankee Fork Road, on the left when traveling west. |