Many library resources require a 14-digit access number. We call this your Library Number. If you do not have an FIU One Card, fill out this form to get a library number. If you have an FIU One Card, then you have a Library Card and Number! Your Library Number is the 14 digit barcode number on the back of your FIU student ID. If it doesn't work, you may need to fill out the Activate Library Card form.