Interlibrary Loan

For books and media requests

Use Prospector to search for and request items from Colorado and Wyoming libraries.

1. Prospector is the fastest way to get library items from Colorado and Wyoming libraries.
2. Place a hold on the item you want to borrow, using your Boulder Public Library card.
3. In most cases, the item will arrive within a week from our library partners.

Use Mobius to search for and request items from Missouri libraries that are not available from Prospector.

1. Mobius is the next resource to search for items not available from Prospector.
2. Place a hold on the item you want to borrow, using your Boulder Public Library card.
3. In most cases, the item will arrive within a week from our library partners.