If your debit card is lost or stolen after hours, please call (800) 554-8969.
If your credit card is lost or stolen, please call Card Member Service at (800) 558-3424.

To call our Customer Service Department:

Phone: 1-800-261-6888

7:00 am to 6:00 pm: Monday through Friday
8:00 am to 12:15 pm: Saturday

Corporate Headquarters

Phone: 414-354-1500

4949 W. Brown Deer Rd.
Brown Deer, WI 53223

To submit Mortgage or Consumer Loan Payments:

Bank Mutual
PO Box 245033
Milwaukee,WI 53224-9533

Please do not send account numbers or private customer information via email