Library circulation. Library circulation or library lending comprises the activities around the lending of library books and other material to users of a lending library. A circulation or lending department is one of the key departments of a library.
1 Address: Carfax, Inc. 5860 Trinity Pkwy. 2  Ste. 600 Centreville, VA 20120. 3  Phone Number: Callers can reach the Carfax headquarters at 1-703-934-2664. 4  Fax Number: Dealers and vehicle owners can fax documents to 1-703-691-2861.
Richmond, VA 23238. Phone Number: You can reach the Carmax headquarters between 8:30 a.m. and 8 p.m. Monday to Friday. Corporate officials are available via the customer service department at 1-800-519-1511. Email: You can choose to contact Carmax headquarters using the corporate contact form [+].