NCUA-insured credit union
Mountain West
Credit Union headquartered in Butte, Montana.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | P.O. Box 4295 Butte, MT 59701 |
| County | Silver Bow |
| Website | not published in NCUA data |
| Phone | (406) 782-9760 |
NCUA record
| NCUA Charter | 8129 |
| Federal Reserve RSSD ID | 554080 |
| Status | Active |
| Charter type | 1 (NCUA) |
| Financials as of | March 31, 2026 |
Routing number
NCUA does not publish ABA routing numbers, and many credit unions use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this credit union, the "account details" screen in its online banking, or its official website.
See how your odds compare before you apply at Mountain West.
Offices
| Mountain West Fcu main office Butte, MT |
400 E Park St, 59701 (406) 782-9760 9:00 a.m.--5:00 p.m. Monday-Friday |
| Disaster Recovery Butte, MT |
905 17Th St, 59701 (406) 490-3756 |
| Vital Records Location Butte, MT |
905 17Th St, 59701 (406) 490-3756 |
| Libby Branch Libby, MT |
1010 Minnesota Ave, 59923 (406) 293-6421 9:30-5:00 |
Where Mountain West has offices
Other credit unions headquartered in Butte
| Butte Community | $37.44 million |
| Northwestern Energy Employees | $35.33 million |
| Mile High | $29.25 million |