Your barcode is the 14 digit number on the back of your Library card which starts with 21304.
Your College ID can also serve as your Library card. Your Library card number is the 14 digit number at the bottom of the card which starts with 21304. Remember to activate your College ID as a Library card by visiting the Library Circulation Desk, or using our Library Card Request Form.
If you have lost or misplaced your Library card, contact the Circulation Desk at (630) 942-2106 to speak with a staff member about your Library account.