- Credit acceptance mailing address. Contact Credit Acceptance for complete details. Dealer & consumer payoff. This is the most By Mail Payment Address Send your payment using a check or money order to the address below. Credit Acceptance Corp Headquarters Address Get Credit Acceptance Corp headquarters address and additional details that include the address to send official mail and Credit Acceptance Corp headquarters phone number where you can reach out during usual working days and hours. F&I Tools. In person with a check or money order at the Credit Acceptance headquarters. Post Office. The Credit Acceptance Customer Portal will periodically prompt you to update or confirm your contact information and/or if we are unable to reach you at your provided telephone number or email or mailing or physical address. Logging into your account allows you to easily contact us, make a payment, and more! Plus, we'll be able to respond to you quickly and directly when you contact us this way. Credit Acceptance Corp headquarters Address is 25505 West Twelve Mile Road, Southfield, MI, USA, 48034. ru ywhl lwh zzyn1mw ab0hb ceq zxqwdq p4 be7yuf 7tos