If you need to settle your Summit Credit Union auto loan payoff, here’s the address that you’d need to mail the payments to:

Summit Credit Union Payoff Mailing Address

Make sure you check first with Summit Credit Union to ensure that your auto loan payments are being processed correctly:

1) Standard Mailing Address

  • PO Box 8046
  • Madison WI 53708

2) Overnight Physical Address

  • 4800 American Parkway
  • Madison WI 53718

Customer Service Phone Number

If you’re ever stuck or have any questions concerning your auto loan payoff, you can contact Summit Credit Union through their customer service line here:

  • Summit Credit Union: 800.236.5560

Important Note

Payoff addresses can change without notice. Always confirm the current address directly with Summit Credit Union before sending any payment. Allow sufficient processing time — typically 7 to 10 business days — and include your account number with any payment you send.