Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| GATEWAY COMMUNITY | MISSOULA, MT | 01-01-1968 | $58,741 | CU |
| RIMROCK | BILLINGS, MT | 01-01-1949 | $56,704 | CU |
| HIGH PEAKS | Dillon, MT | 01-01-1961 | $52,934 | CU |
| VOCAL | HELENA, MT | 01-01-1954 | $48,830 | CU |
| Peoples Bank of Deer Lodge | Deer Lodge, MT | 04-09-1987 | $44,040 | BK |
| Stockmens Bank | Cascade, MT | 01-01-1917 | $42,194 | BK |
| COMMUNITY 1ST | Miles City, MT | 01-01-1953 | $39,074 | CU |
| MONTANA HEALTH | Billings, MT | 01-01-1964 | $38,640 | CU |
| BADLANDS | Glendive, MT | 01-01-1941 | $38,226 | CU |
| NORTHWESTERN ENERGY EMPLOYEES | BUTTE, MT | 01-01-1974 | $33,437 | CU |
| MILE HIGH | BUTTE, MT | 01-01-1936 | $30,488 | CU |
| BUTTE COMMUNITY | Butte, MT | 01-01-1970 | $29,512 | CU |
| MONTANA EDUCATORS' | Missoula, MT | 01-01-1995 | $29,018 | CU |
| GLENDIVE BN | GLENDIVE, MT | 01-01-1952 | $28,136 | CU |
| SEG | LAUREL, MT | 01-01-1951 | $24,399 | CU |