NCUA-insured credit union
Rocky Mountain — Helena, MT
Credit Union headquartered in Helena, Montana.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 3400 N Montana Ave Helena, MT 59602 |
| County | Lewis and Clark |
| Website | not published in NCUA data |
| Phone | (406) 449-2680 |
NCUA record
| NCUA Charter | 97110 |
| Federal Reserve RSSD ID | 492892 |
| Status | Active |
| Charter type | 3 (STATE) |
| Financials as of | March 31, 2026 |
How to find your Rocky Mountain 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.
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Offices
| North Montana main office Helena, MT |
3400 N Montana Ave, 59602 (406) 449-2680 M-F 8:30 am - 5:30 pm |
| Thunder Branch Belgrade, MT |
101 Thunder Rd, 59714 (406) 449-2680 M-F 8:30 am - 5:30 pm |
| Baxter Branch Bozeman, MT |
1840 Baxter Dr, 59715 (406) 602-4800 M-F 8:30 am - 5:30 pm |
| Bozeman Branch Bozeman, MT |
8645 Huffine Ln, 59718 (406) 586-1505 M-F 8:30 am - 5:30 pm |
| Butte Branch Butte, MT |
2101 Yale Ave, 59701 (406) 449-2680 M-F 8:30 am - 5:30 pm |
| Dredge Drive Helena, MT |
3120 Dredge Dr, 59602 (406) 449-2680 |
| 11Th Avenue Branch Helena, MT |
1820 11Th Ave, 59601 (406) 449-2680 M-F 8:30 am - 5:30 pm |
Where Rocky Mountain has offices
Cities with the most Rocky Mountain offices
Other credit unions headquartered in Helena
Largest credit unions headquartered elsewhere in Montana
| Whitefish Credit Union Association Whitefish | $2.06 billion |
| Clearwater Missoula | $1.15 billion |
| Altana Billings | $660.22 million |
| Valley Financial Billings | $593.70 million |
| Park Side Financial Whitefish | $389.09 million |
| Montana Great Falls | $358.93 million |
| Billings Billings | $218 million |
| 1st Liberty Great Falls | $217.53 million |
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