Outside of normal business hours, should you have an urgent inquiry, try the Reference Desk (202-662-9140, lawlibref@georgetown.edu, Chat with a Librarian) when the desk is open or follow "Alternatives to ILL & Local Academic Libraries Loan Services" in the Interlibrary Loan FAQs guide.
Outside of normal ILL Office hours, should you have an urgent ILL inquiry, try Reference Services (202-662-9140, lawlibref@georgetown.edu, Chat with a Librarian) when the desk is open.