CO-OP Shared Branch allows our members to access their credit union accounts in a branch outside of Marshfield.
CO-OP Shared Branch: You can visit more than 5,000 locations at participating credit unions to conduct transactions including deposits, withdrawals, loan payments, and transfers. You must have a valid photo ID and know your MMCCU member number. Click on the CO-OP Shared Branch link above for the locator service.
Please feel free to contact us.
302 W Upham St.
PO Box 279
Marshfield, WI 54449
715-387-8686
800-818-5049
mmccu@mmccu.com
DO NOT INCLUDE ANY SENSITIVE PERSONAL INFORMATION IN EMAIL
For lost or stolen debit cards
800-543-5073
For questions on your VISA® credit cards
Customer Service
866-234-4691 (US)
701-461-1772 (International)
Fraud Department
800-558-3424