I asked WDW by email just last week about this and here is there reply. It's amazingly complete and I'm glad to be able to forward it:
Disney-MGM Studios:
Inside the park next to Oscar's Super Service.
Small - 11"h x 9"w x 16" deep
Outside the park by Bus Information
Extra-large - 17"h x 12"w x 22" deep
Disney's Animal Kingdom:
Inside near Guest Relations
Small - 11"h x 9"w x 16" deep
Large - 17"h x 9"w x 16" deep
Outside near the Kennel
Small - 11"h x 9"w x 16" deep
Large - 17"h x 9"w x 16" deep
Extra-large - 17"h x 12"w x 16" deep
Epcot:
Inside at the base of Spaceship Earth, on the right side as you enter the park.
Small - 11"h x 9"w x 16" deep
Extra-large - 17"h x 12"w x 22" deep
Outside at the Epcot Bus Stop, behind the bus information booth.
Luggage lockers - 23"h x 16"w x 29" deep
International Gateway
(luggage lockers are coin-operated and coins ($1) must be inserted each time the locker is opened).
Magic Kingdom:
Inside the park under the train station.
Small - 11'h x 9"w x 16" deep
Extra-large - 17"h x 12"w x 22" deep
Outside at the Transportation and Ticket Center
Location: These are large coin-operated luggage lockers, located next to the Bus Information Booth.
Cost & Size
4 quarters ($1)
Coins must be inserted each time locker is opened.
23"h x 16"w x 29" deep
Using Lockers at more than one Theme Park in the same day:
Return key and receive $2 deposit and receipt.
Present receipt at next Theme Park and pay $2 deposit to receive key for the remainder of the day.
This info is GREAT to have if you've got kids in tow, luggage or lots of goodies to carry home! Have fun!
Karen
