Regular payments can be sent via mail to:

Edmunds.com, Inc.
P.O. Box 783531
Philadelphia, PA 19178-3531

If you are sending something that needs to be signed for (FedEx, Certified mail, etc), please send to:

Edmunds.com, Inc. Box #783531
Wells Fargo Bank MAC Y1372-045
401 Market Street
Philadelphia, PA 19106