Enterprise Rent-A-Car

To rent a car, follow the instructions listed below.

Summary of major changes to the Enterprise Rent-A-Car process which took effect on November 1, 2023:

  • National Car Rental has been added as an option to rent a car along with Enterprise. 
  • Renters will have the ability to rent vehicles directly from O’Hare. The cost is different from local branches however, this is now an option.
  • The process for reserving a rental car will stay the same, but a different ID and billing number will be needed. 

See the Inside Fermilab article and our FAQ document for additional information.

Business use and direct billed rentals

Fermilab administrative assistants can make reservations.

  1. Contact Enterprise Rent-A-Car.
    • 630-548-9835 (press* to reach the local branch)
    • Web reservations
  2. The following information is required:
    • Corporate ID number
    • Billing number
    • Credit card number or travel code number

Leisure and personal rentals

All employees, users, and contractors are guaranteed the Fermilab rate for non-business-related purposes.

  1. Contact Enterprise Rent-A-Car.
    1. 630-548-9835 (press* to reach the local branch)
    2. Web reservations
  2. The following information is required:
    1. Corporate ID No – XZ79045 (note this number is different from the direct billing number)

Additional information can be found in the FAQ document. If you have further questions, please contact the Fermilab Travel Office.