Save money on car rentals with leading car rental companies using ISO's discount numbers. ISO members can now save on their next trip when they rent a car, using ISO's special discount programs. When you need to rent a car, make sure you mention ISO discount code at time of reservation. ISO car rental discount plan guarantees up to 10% off car rental fees with unlimited mileage and a wide selection of vehicles including luxury cars, SUVs, and minivans.

Alamo


Use Alamo for your next car rental using ISO's Car Rental Discount. To benefit from ISO's Car Rental Discount at Alamo, contact Alamo reservation center at 1-800-354-2322 or on-line at www.alamo.com. Make sure you request corporate ID# 706768.

Hertz


Use Hertz for your next car rental using ISO's Car Rental Discount. To benefit from ISO's Car Rental Discount at Hertz, contact Hertz reservation center at 1-800-654-3131 or on-line at www.hertz.com. Make sure you request CDP# 1356771.

* Some restrictions may apply. ISO is not responsible for pricing or other errors in connection with your reservation.