Highway 24 split from 89 near Graeagle, and continued east through Portola east until its terminus at U.S. Route 395.
It runs southeast on Oregon Route 31 for most of its length, then continues at the intersection with U.S. Route 395 to the Oregon-California border.
U.S. Route 66 | U.S. Route 1 | U.S. Route 6 | U.S. Route 101 | Route 66 | U.S. Route 30 | New Jersey Route 4 | European route E65 | U.S. Route 40 | California State Route 1 | U.S. Route 1 in Maine | Pennsylvania Route 309 | European route E18 | U.S. Route 23 | European route E4 | U.S. Route 9 in New York | U.S. Route 11 | Pennsylvania Route 82 | European route E70 | U.S. Route 90 | U.S. Route 75 | U.S. Route 61 | U.S. Route 60 | Pennsylvania Route 73 | New York State Route 32 | European route E55 | U.S. Route 80 | U.S. Route 71 | U.S. Route 51 | U.S. Route 22 |
It is on U.S. Route 395, the main north-south artery through the Owens Valley, connecting the Inland Empire to Reno, Nevada.
It flows generally west to the community of Dale on U.S. Route 395, then southwest through the city of Monument to the unincorporated community of Kimberly, where it meets the main stem of the John Day River.
U.S. Route 395 Alternate (US 395 Alt) is an alternate route of U.S. Route 395 (US 395) in Washoe County, Nevada.