| Uninum | Name | Address 1 | Address 2 | City | County | Established | Accquired | | 10855 | ECHO BRANCH | 631 2nd Ave W | 56237 | Echo | Yellow Medicine | 05/02/1936 | 05/01/2007 |
| 11019 | MAYNARD BRANCH | 240 Spicer Avenue | 56260 | Maynard | Chippewa | 01/01/1936 | 04/01/1991 |
| 1267 | SACRED HEART BRANCH | 200 W Maple St | 56285 | Sacred Heart | Renville | 03/04/1905 | 08/16/2019 |
| 13569 | FIRST BANK OF LINCOLN BRANCH | 503 Main St | Helena, MT 59639 | Lincoln | Lewis And Clark | 01/02/1968 | 04/23/2016 |
| 283 | CASCADE BRANCH | 117 Central Ave W | Great Falls, MT 59421 | Cascade | Cascade | 01/10/2025 | 01/10/2025 |
| 32481 | SEELEY LAKE BRANCH | 3084 Highway 83 N. | Missoula, MT 59868 | Seeley Lake | Missoula | 04/01/1985 | 04/26/2014 |
| 359088 | DRUMMOND BRANCH | 27 A St | 59832 | Drummond | Granite | 11/02/1998 | 06/02/2023 |
| 359089 | BUTTE BRANCH | 605 Dewey Blvd | Butte-Silver Bow, MT 59701 | Butte | Silver Bow | 02/01/1999 | 06/02/2023 |
| 441493 | WATERTOWN BRANCH | 200 Lewis Ave S | Minneapolis-St. Paul-Bloomington, MN-WI 55388 | Watertown | Carver | 07/05/2005 | 10/15/2011 |
| 5649 | GRANITE FALLS BRANCH | 860 Highway 212 W | 56241 | Granite Falls | Yellow Medicine | 12/27/1887 | 05/01/2007 |
| 6225 | MURDOCK BRANCH | 520 Main Ave | 56271 | Murdock | Swift | 10/01/1892 | 05/18/2013 |
| 635482 | MONTEVIDEO LPO - DPO BRANCH | 1406 E Highway 7 | 56265 | Montevideo | Chippewa | 10/26/2020 | 12/31/1999 |
| 636440 | GREAT FALLS, MT BRANCH | 409 3rd St Nw | Great Falls, MT 59404 | Great Falls | Cascade | 07/29/2021 | 12/31/1999 |
| 6545 | HOWARD LAKE BRANCH | 900 6th St | Minneapolis-St. Paul-Bloomington, MN-WI 55349 | Howard Lake | Wright | 09/15/1915 | 10/15/2011 |
| 924 | Citizens Alliance Bank | 55 1st St Nw | 56222 | Clara City | Chippewa | 07/02/1902 | |
| 926 | LAKE LILLIAN BRANCH | 451 Lakeview St | Willmar, MN 56253 | Lake Lillian | Kandiyohi | 04/09/1914 | 10/01/2005 |
| 9997 | PHILIPSBURG BRANCH | 139 E Broadway St | 59858 | Philipsburg | Granite | 06/02/2023 | 06/02/2023 |
