Avant Credit Card Login, Payment, Customer Service

Updated October 15, 2021 – Below you will find the key information you need as an Avant credit card customer to access your account online, make payments, and reach customer service for further assistance.

Online Account Access

Payment Address

Avant, LLC
PO Box 1429
Carol Stream, IL 60132-1429

Pay By Phone

  • The Avant credit card customer service phone number is 855-752-7012. Note that you may not be able to make payments by phone.
  • If you need further customer service help, Avant also offers the following email address: creditcards@avant.com