Contact Summit Credit Union

Have a question about your account or a comment you'd like to share? We're always looking forward to hearing from you.

Stop by your neighborhood branch and visit us in person.

Give us a call:

608-243-5000 or 800-236-5560

Send us a note, deposit or payment:
PO Box 8046
Madison, WI 53708-8046

Email us:

Member Security
If you’re concerned about the security of your financial information, please notify us as soon as possible.

  • Report a lost or stolen Visa Credit Card at 800-477-0227
  • Report a lost or stolen Visa Debit Card at 608-243-5000 or 800-236-5560 (Choose Member Service during business hours; follow the prompts for Lost/Stolen Debit Card after hours.)

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