The Regents of University of Colorado. Payments can be mailed to: Standard Mail . University of Colorado Denver | Anschutz Medical Campus Bursar's Office Mail Stop A098 13120 E. 19th Ave, Room 3120A Aurora, CO 80045 Express Shipping Mail . University of Colorado Denver | Anschutz Medical Campus Bursar's Office Mail Center (C/O Bursar's Office A098).