| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Notes |
| 1031 | L-7 | 0-6-0 | 4'-8½" | NP | Yellowstone Museum, Logan Airport, Billings, MT | display |  |
| 126 | | 0-4-0T | ng | Anaconda Copper | World Museum of Mining, Butte, MT | display | |
| 3 | | 0-6-0T | 4'-8½" | Anaconda Copper | Butte/Anaconda Historical Parks and Railroads Corp., Anselmo Mine, Butte, MT | display |  |
| 25 | Y-1 | 2-8-0 | 4'-8½" | NP | Civic Center, Butte, MT | display |  |
| 1 | | Shay2Tr | 4'-8½" | Stoltz Land | depot, Columbia Falls, MT | display |  |
| | 0-4-0ST | ng | | Mehmke Steam Museum, Fife, MT | display | |
| 2584 | S-2 | 4-8-4 | 4'-8½" | GN | Havre depot, Havre, MT | display |  |
| 1382 | S-4 | 4-6-0 | 4'-8½" | NP | Bettie Park, Helena, MT | display |  |
| 4 | | Shay2Tr | 4'-8½" | J Neils Lumber | Heritage Museum, Libby, MT | display |  |
| 7(3) | 70 ton | Willamette3Tr | 4'-8½" | Anaconda Copper | Ft. Missoula Historical Museum, Missoula, MT | display |  |
| 1704(11) | | 0-4-0T | 4'-8½" | HelenaMining | Idaho & Catlin St., Missoula, MT | operational, private |  |
| 1356 | S-4 | 4-6-0 | 4'-8½" | NP | NP Station, Missoula, MT | display |  |
| 1 | | 0-4-0T | 4'-8½" | Ideal Cement | Steam Railroad Museum, Nevada City, MT | display | |
| 12 | E-2 | 2-8-0 | 30" | FCM-Mexico | Alder Gulch Shortline, Nevada City, MT | operational | from Escanaba & Lake Superior RR |
| S-1 | | 0-4-0F | 4'-8½" | Somers Lumber(GN) | Miracle of Americs Museum, Polson, MT | display | From Kalispell, MT |
| 100(1057) | J-2A | 0-4-0T | 4'-8½" | HSg(CMStP&P) | park, Sidney, MT | display |  |
| 121 | | 0-4-0T | ng | Anaconda Copper | Silver Star, MT | stored |  |
| 123 | | 0-4-0T | ng | Anaconda Copper | Silver Star, MT | stored |  |
| S-2 | | 0-4-0F | 4'-8½" | Somers Lumber (GN) | across from post office, Somers, MT | display | From Columbia Falls |
| | Shay | | | Swan Lake, MT | sunk | Only rumored to exist. Contact Aaron adbliss@3riversdbs.net |