Prospector, Interlibrary Loan & Purchase Suggestions

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Step 1: Search the Library Catalog

Not in our catalog? Proceed to Step 2.

Step 2: Search Prospector

Prospector is a combined catalog from other library collections near Denver. Not available from Prospector? Proceed to Step 3.

Step 3: Search WorldCat to place an Interlibrary Loan (ILL).

WorldCat is a collection of over 2 billion items from libraries across the world.
Coming soon - try the new WorldCat Discovery! 

Login to Request It! to track your WorldCat ILL requests or to submit a purchase suggestion. Interlibrary Loan Requests will not show in My Account until they are received at DPL. 

Request It does not currently support the Safari web browser. We recommend using a recent version of Firefox or Chrome when making Interlibrary Loan requests via WorldCat or Request It.

Contact Us

Help Searching Prospector / WorldCat and Placing Requests

Ask Us! 24/7 Online Chat
Telephone: 720-865-1363

Status of Pending Prospector Requests

Telephone: 720-865-1325

Current Interlibrary Loan Requests - WorldCat

Telephone: 720-865-1718

Purchase Suggestions

The library receives many suggestions for purchase. We do our best to fill requests when suggested titles meet our guidelines and are available for purchase. 
Purchase requests for pre-release titles will be canceled.

Loan Requirements, Limits and Other Information

  • A permanent, full-privilege library card is required to use these services.
  • You may submit 30 requests per year into the Request It system, including requests placed through WorldCat and purchase suggestions. All requests are counted, regardless of outcome.
  • Customers who have reached their hold limit or have reached the $5 fine limit, are not eligible to place Prospector requests and will see a message that "Your ID is Blocked."