The passengers terminal at Phoenix-Mesa Gateway Airport - referred to as the 'Charles.A. Williams Terminal' - is open 4:30am to 11:30pm - or last arrival. It was recently renovated and extended.
Amenities and services insite the terminal include free WiFi internet access, a Flight Deck Cafe and three rental car desks for Alamo/Ntional, Enterprise & Hertz. The Information desk is staffed by Volunteer Ambassadors who will be happy to assist you. Departure gates 1-4 are to the right and gates 5-6 to the left. A large map of the Phoenix Metropolitan area inside the terminal will show you the location of hotels and resorts.  For items lost at  the Airport, call 480-988-7565. 

---