NCUA-insured credit union
East River
Credit Union headquartered in Madison, South Dakota.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | Po Box 31 Madison, SD 57042 |
| County | Lake |
| Website | not published in NCUA data |
| Phone | (605) 256-8145 |
NCUA record
| NCUA Charter | 11353 |
| Federal Reserve RSSD ID | 567987 |
| 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.
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Offices
| East River Fcu main office Madison, SD |
220 S Harth Ave, 57042 (605) 256-8145 8:00 - 5:30 Mon - Fri 9:00 - 12:00 Sat CST |