NCUA-insured credit union
Lake Superior — Ontonagon, MI
Credit Union headquartered in Ontonagon, Michigan.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | P.O. Box 38 Ontonagon, MI 49953 |
| County | Ontonagon |
| Website | not published in NCUA data |
| Phone | (906) 884-2069 |
NCUA record
| NCUA Charter | 65085 |
| Federal Reserve RSSD ID | 179090 |
| Status | Active |
| Charter type | 2 (STATE) |
| Financials as of | March 31, 2026 |
How to find your Lake Superior 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
| Lake Superior Credit Union main office Ontonagon, MI |
801 River St, 49953 (906) 884-2069 9 AM - 4 PM Monday - Friday |
Where Lake Superior has offices
Cities with the most Lake Superior offices
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| Lake Michigan Grand Rapids | $16.86 billion |
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| Lake Trust Brighton | $2.87 billion |
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