Credit Union Routing Number
Co-Op Credit Union Routing Number
The routing number for Co-Op Credit Union is 275977120. It is a credit union in Black River Falls, Wisconsin, NCUA charter 66983.
Data as of · size and membership from the NCUA 5300 call report. How we update
About Co-Op Credit Union
Co-Op Credit Union is based in Black River Falls, Wisconsin, and has been chartered since 1938. It reported $626.8M in assets for Q2 2026, the 20th largest of 98 credit unions headquartered in Wisconsin and 668th of 4,252 nationally. Assets were $570.8M a year earlier (Q2 2025), so the credit union is larger now. It counted 23,862 members on that report. The NCUA lists 10 branch locations for the credit union.
Record
- Routing number
- 275977120
- NCUA charter number
- 66983
- RSSD ID
- 808998
- Headquarters
- Black River Falls, Wisconsin 54615
- Chartered
- 1938
- NCUA insured since
- December 23, 1986
- Total assets (Q2 2026)
- $626.8M
- Members (Q2 2026)
- 23,862
- Branch locations
- 10
- Routing record refreshed
- October 8, 2026
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Regulator records: NCUA credit union profile (charter 66983) · FFIEC NIC profile (RSSD 808998)