Book cartMaterials may be returned at any of the University Libraries:

Return by Mail

Circulation Department
University Libraries
184 UCB
1720 Pleasant Street
University of Colorado
Boulder, CO 80309-0184

Other Libraries

Books may also be returned to most libraries in Colorado, though the user assumes full responsibility for items returned at these locations. Items don’t count as being returned until they are returned to the University Libraries. Be sure to allow at least one week for transit if using this service.

William A. Wise Law Library

Colorado public libraries

Colorado academic libraries

After-Hours Book Drops

The William M. White Business Library  has a 24/7 information commons book drop. The Business Commons is 24/7, is accessible after hours by swiping your Buff One card.

The Jerry Crail Johnson Earth Sciences and Map Library  has an external book drop in the airlock entry on the south side of the building. It’s not accessible if the outside doors of the building are locked, but it’s accessible some of the hours the library isn’t open. Maps shouldn’t be returned in the external book drop.

The L.H. Gemmill Engineering, Mathematics & Physics Library  has a drive-up, outdoor book drop located on the west side of the Mathematics Building.

The Howard B. Waltz Music Library has an indoor book drop on north end, first floor of the College of Music Building (IMIG) by the elevator. Please always return CDs to the Music Library and please don't return them at any other library.

Norlin Library book drops are located on near both the east and west entrances.

The William A. Wise Law Library has a book drop inside the Wolf Law Building. It’s accessible when the building is open.


We strongly recommend you obtain a receipt for returned books. A receipt may be obtained at the Norlin Circulation Desk or any branch library Circulation Desk.


Reserve items must be returned to the Reserve Desk at the library where they were borrowed.