For Lots 2 and 4, while on Terminal Way (the road between the parking lots and the Terminals), you can enter at both ends of the lots.
These are the entry gate numbers that can be found in black lettering on the gray parking systems:
Lot 2: Gates 20, 21, 26, 27, 28, and 29 are the only pre-book parking entry gates
Lot 3: All gates are pre-book parking entry gates
Lot 4: Gates 40, 41, 46, 47, 48, and 49 are the only pre-book parking entry gates
Lot 5: All gates are pre-book parking entry gates
Pre-booked reservations are not available for the Premium Lots.