Sorry, can't find what the fees are, but here are the locations:
"For your convenience, Automated Teller Machines are located throughout the Walt Disney World® Resort.
Magic Kingdom®:
There's an ATM presented by Bank One on the right side of the ticket booths at the Transportation and Ticket Center, along with five other convenient locations: at the Park entrance near the locker rentals, near City Hall, at the Frontierland® /Adventureland® Breezeway near the shooting gallery, at Fantasyland® near the Pinocchio Village Haus restrooms, and inside the Tomorrowland® Arcade.
Epcot®:
There are ATMs presented by Bank One near the Park entrance on the left near the kennels, at the bridge between World Showcase and Future World near the Disney Vacation Club kiosk and at the American Adventure near the restrooms.
Disney's Hollywood Studios:
There are ATMs presented by Bank One beside the package pick-up window at the Main Entrance and inside Pizza Planet.
Disney's Animal Kingdom® Theme Park:
There's an ATM presented by Bank One near the Park entrance on the right.
Disney's Typhoon Lagoon Water Park:
There's an ATM presented by Bank One at Singapore Sal's near the locker area.
Disney's Blizzard Beach Water Park:
There's an ATM presented by Bank One near the Park entrance on the left side near the ticket booths.
Downtown Disney® area:
ATMs presented by Bank One are located at Wetzel's Pretzels at Downtown Disney® West Side, Pleasure Island and inside World of Disney and near Summer Sands at Downtown Disney® Marketplace. Additionally, there is an ATM presented by Sun Trust Bank located at House of Blues at Downtown Disney® West Side."