There are no rental car companies on site at the Plymouth Airport, however, the following rental car companies will drop off and pick -up cars at the airport. When you call to arrange for a rental car make sure they know that you want to pick-up and drop off the car at Plymouth airport.
Enterprise Rental Cars: Tel: (508) 747-1212
Hertz Rental Cars: (508) 746-4905
Uber and Lyft generally do have drivers in the vacinity of the airport