Idaho State Highway 39
SH-39 highlighted in red | ||||
| Route information | ||||
| Maintained by ITD | ||||
| Length | 52.924 mi (85.173 km) | |||
| Existed | 1929–present | |||
| Major junctions | ||||
| South end | I-86 / US 30 northeast of American Falls | |||
| I-86 BL in American Falls | ||||
| North end | US 26 in Collins (west of Blackfoot) | |||
| Location | ||||
| Country | United States | |||
| State | Idaho | |||
| Highway system | ||||
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State Highway 39 (SH-39) is a 52.924-mile (85.173 km) state highway in Power and Bingham counties in Idaho, United States, that connects Interstate 86/U.S. Route 30 (I-86/US 30), northwest of American Falls with U.S. Route 26 (US 26) in Collins (immediately west of Blackfoot).