Northern Prairie Wildlife Research Center
List of abbreviations:
nb = north bank e = east sb = south bank w = west eb = east bank R. = River wb = west bank Cr. = Creek confl. = confluence Yell. = Yellowstone Mo. = Missouri
| Fort / Post | Date | Approximate Location |
|---|---|---|
| Fort Alexander | 1842 | Yell. R. nb at Forsyth |
| Fort Andrews | 1882 | Mo. R. nb w of UL Bend |
| Assiniboine | ---- | Milk R. sb near Havre |
| Badger Creek Post | ---- | se of Browning |
| Baker's Post | ---- | Milk R. sb near Dodson |
| Camp Baker | ---- | Smith River near Fort Logan |
| Fort Belknap | 1871 | Milk R. nb near Chinook |
| Fort Benton | 1850 | Mo. R. nb at Ft. Benton |
| Fort Benton | 1821 | Yell. R. sb at confl. with Big Horn R. |
| Brasseau's House | 1856 | Yell. R. nb near Savage |
| Bridger Pass Camp | ---- | ne of Bozeman |
| Fort Browning | 1868 | Milk R. sb near Dodson |
| Brown's Post | 1880 | Flatwillow Cr. near Flatwillow |
| Fort Buford | 1866 | Mo. R. nb w of the confl. with the Yell. R. |
| Camp Canby | ---- | Yell. R. sb at Glendive |
| Fort Campbell | 1840 | Mo. R. sb at Ft. Benton |
| Fort Carroll | 1874 | Mo. R. sb 15 mi. e of the Robinson Bridge |
| Fort Cass | 1831 | Yell. R. sb at confl. with Big Horn R. |
| Fort Chardon | 1848 | Mo. R. nb at confl. with Judith R. |
| Fort Charles | 1861 | Mo. R. sb 12 mi. w of Wolf Point |
| Fort Clagget | ---- | Mo. R. sb at confl. with Judith R. |
| Fort Clay | ---- | Mo. R. nb at Ft. Benton |
| Fort Connah or Flathead Post | 1847 | n of St. Ignathius |
| Fort Conrad | 1875 | Marias R. nb near Shelby |
| Camp Cooke | ---- | Mo. R. sb at confl. with Judith R. |
| Fort Copeland | 1865 | Mo. R. nb confl. with Milk R. |
| Fort C.F. Smith | ---- | Bighorn R. sb near Ft. Smith |
| Fort Cotton or Fort Lewis | 1845 | Mo. R. near Carter |
| Crow Agency | ---- | near Absarokee |
| Fort Custer | ---- | Bighorn R. at confl. with Little Bighorn R. |
| Fort Dauphin | 1860 | Mo. R. nb near Frazer |
| Fort Elizabeth Meagher | ---- | near Bozeman |
| Fort Ellis | ---- | near Bozeman |
| Fort Fizzle | ---- | on Lolo Creek w of Lolo |
| Flathead Fort or Saleesh House | 1822 | Clark Fork R. nb w of confl. with Thompson R. |
| Fort Gallatin | ---- | Gallatin R. at nw corner Yellowstone NP. |
| Fort Galpin | 1862 | Mo. R. nb w of confl. with Milk R. |
| Fort Gilbert | 1851 | Yell. R. nb near Sidney |
| Hammel's House | 1853 | Marias R. s of Shelby |
| Fort Harrison | ---- | Helena |
| Fort Hawley | 1866 | Mo. R. sb 15 mi. e Robinson Bridge |
| Fort Henry or Bighorn Post | 1823 | Yell. R. sb near Custer |
| Fort Howes | ---- | near Sonnette (sw of Broadus) |
| Howe's House | 1810 | n end of Flathead Lake near Bigfork |
| Fort Howie | ---- | on n fork of Musselshell near Checkerboard |
| Camp Ida Thoroughman | ---- | Yell. R. nb at confl. with Shields R. |
| Fort Jackson | 1833 | Mo. R. nb at Poplar |
| Juneaux's Fort | ---- | Lewistown |
| Juneaux's Post or Fort Turnay | 1872 | Milk R. sb at Hinsdale |
| Fort Kaiser | 1865 | Mo. R. nb near Fort Peck |
| Fort Keogh | ---- | Yell. R. sb at Miles City |
| Fort Kipp or Fort Moffat | 1880 | Mo. R. nb w of confl. with Big Muddy Creek |
| Fort Kootenai | 1808 | Kootenai R. nb near Libby |
| Kootenai Post | 1811 | Kootenai R. nb near Libby |
| Fort Labarge | 1862 | Mo. R. nb at Fort Benton |
| Camp Lewis | ---- | Lewistown |
| Little Belt Mountain City | 1875 | Mo. R. sb 15 mi. e of Robinson Bridge |
| Fort Logan | ---- | Smith R. wb about 20 mi. nw of White Sulphur Springs |
| Fort Maginnis | ---- | ne of Lewistown |
| Fort Manuel Lisa or Fort Ramon | 1807 | Yell. R. sb near Custer |
| Fort McKenzie | 1832 | Mo. R. nb near Loma |
| Camp Merritt | ---- | near Lame Deer |
| Fort Missoula | ---- | Missoula |
| Fort Musselshell | 1869 | Mo. R. sb at confl. with Musselshell R. |
| Kerchival City | 1866 | |
| Fort Sheridan | 1870 | |
| Fort Owen | 1850 | Bitterroot R. eb near Victor |
| Fort Parker | ---- | Yell. R. sb at confl. with Sheilds R. |
| Fort Pease | 1875 | Yell. R. sb near Custer |
| Fort Peck | 1867 | Mo. R. nb near Fort Peck |
| Pickett's Corral | 1866 | Milk R. nb near Harlem |
| Fort Piegan | 1831 | Mo. R. sb near Loma |
| Fort Poplar | ---- | Mo. R. nb near Poplar |
| Poplar Post | ---- | Mo. R. nb near Poplar |
| Camp Porter | ---- | Yell. R. nb at Glendive |
| Power-Norris Post | 1881 | Mo. R. sb at confl. Judith R. |
| Power's Post | ---- | Milk R. nb near Havre |
| Price's Post | ---- | Milk R. sb w of Chinook |
| Price's Post | ---- | Milk R. nb at Dodson |
| Reed's Fort | 1874 | Lewistown |
| Camp Reeve | ---- | Mo. R. sb 30 mi. e Robinson Bridge |
| Robert's Post | ---- | Judith Gap |
| Rocky Point Camp | ---- | Mo. R. sb 15 mi. e Robinson Bridge |
| Fort Sarpy or Meldrum's Post | 1850 | Yell. R. nb e of Rosebud Ck. near Thurlow |
| Fort Sarpy | 1857 | Yell. R. nb w of Forsyth |
| Fort Shaw | ---- | Sun River at Fort Shaw |
| Fort Sherman or Story's Fort | 1873 | Lewistown |
| Stanley's Stockade | ---- | Yell. R. sb at Glendive |
| Steven's Cantonment | ---- | Bitterroot R. eb near Corvallis |
| Fort Steward | 1854 | Mo. R. nb w of confl. with Big Muddy Creek |
| Terry's Landing | ---- | Yell. R. sb near Custer |
| Terry's Supply Camp | ---- | Yell. R. sb near Terry |
| Tounge River Cantonment | ---- | Yell. R. sb at Miles City |
| Three Forks Post or Fort Henry | 1810 | Mo. R. at Three Forks |
| Tom Campbell's House | 1870 | Milk R. sb near Vandalia |
| Fort Union | 1828 | Mo. R. nb w of confl. with Yell. R. |
| Fort Van Buren or Fort Tullock | 1835 | Yell. R. sb at confl. with Rosebud Cr. |
| Fort William | 1833 | Mo. R. nb at confl. with Yell. R. |
| Wilder's Landing | 1875 | Mo. R. sb 15 mi e Robinson Bridge |
| Wolf Point Post | 1885 | Mo. R. nb near Wolf Point |
| Fort Yellowstone | ---- | Near Mammoth Hot Springs |