| Location
| Elevation
| Built by
| Currently
| Years of operation
| Notes
|
| Marias Pass
| 5213 ft (1588m)
| Great Northern Railway
| BNSF Railway
| 1893-present
|
| Mullan Pass
| 5566 ft (1696m)
| Northern Pacific Railroad
| Montana Rail Link
| 1883-present
| Passes through the Mullan Tunnel
|
| Elk Park Pass
| 6365 ft (1940m)
| Great Northern Railway
| abandoned
|
|
| Homestake Pass
| 6328 ft (1928m)
| Northern Pacific Railroad
| BNSF Railway (dormant)
|
|
|
| Pipestone Pass
| 6347 ft (1934m)
| Chicago, Milwaukee, St. Paul and Pacific Railroad
| abandoned
|
| Passed through the Pipestone Pass Tunnel
|
| Deer Lodge Pass
| 5900 ft (1798m)
| Utah and Northern Railway
| Union Pacific Railroad
|
|
|
| Bannock Pass
| 7237 ft (2205m)
| Gilmore and Pittsburgh Railroad
| abandoned
| 1910-1939
| tunnel at summit
|
| Monida Pass
| 6823 ft (2079m)
| Utah and Northern Railway
| Union Pacific Railroad
| 1880-
|
| Reas Pass
| 7078 ft (2166m)
| Union Pacific Railroad branch to West Yellowstone
| abandoned
|
| Line ended at West Yellowstone
|
| South Pass
| 7550 ft (2301m)
| U.S. Steel
| abandoned
|
| served U.S. Steel Atlantic City Ore Mine
|
| Robinson
| 7107 ft (2166m)
| Union Pacific Railroad
| Union Pacific Railroad
|
| two sides of the Great Divide Basin
|
| Hadsell, Wyoming
|
|
| Rollins Pass
| 11660 ft (3553m)
| Denver, Northwestern and Pacific Railway
| Union Pacific Railroad
| 1907-present
| Replaced in 1928 by the Moffat Tunnel (9239 ft (2816 m) *)
|
| Jones Pass
|
| Henderson Mine
|
| 1976-1999
| Passed through the Henderson Tunnel; replaced with a conveyor belt
|
| Boreas Pass
| 11493 (3503m)
| Denver, South Park and Pacific Railroad
| abandoned
|
|
| Fremont Pass
| 11319 ft (3450 m)
| Colorado and Southern Railway
| Leadville, Colorado and Southern Railroad
|
| Line ends at Climax, just north (west) of the pass
|
| Tennessee Pass
| 10221 ft (3115 m) *
| Denver and Rio Grande Railroad
| Union Pacific Railroad (dormant)
| 1887-1997
| Passed through the Tennessee Pass Tunnel
|
| Hagerman Pass
| 11530 (3514m)
| Colorado Midland Railway
| abandoned
| 1887-1918
| Passed through the Hagerman Tunnel, replaced in 1893 by the Busk-Ivanhoe Tunnel
|
| unnamed?
| 11612 (3539m)
| Denver, South Park and Pacific Railroad
| abandoned
| 1881-1910
| Passed through the Alpine Tunnel
|
| Marshall Pass
| 10856 ft (3309 m) *
| Denver and Rio Grande Railroad
| abandoned
| 1881-1953
| narrow gauge - Original D&RG mainline before Tennessee Pass
|
| Azotea, New Mexico
| 7773 ft (2369m) *
| Denver and Rio Grande Railroad
| abandoned
| 1880-1968
| narrow gauge
|
| Continental Divide, New Mexico
|
| Atchison, Topeka and Santa Fe Railway
| BNSF Railway
|
|
|
| Wilna, New Mexico
|
| Southern Pacific Railroad
| Union Pacific Railroad
|
|
|
| unnamed
|
| El Paso and Southwestern Railroad
| abandoned
|
|
|
"List of railroad crossings of the North American continental divide"