All resorts as I have read on other sites will have magicbands available starting by the end of October:
Here is the current schedule of roll out:
September 30 to October 31 2013
Disneys Animal Kingdom Lodge Kidani Village
Disneys All-Star Movies Resort
Bay Lake Tower at Disneys Contemporary Resort
Disneys Grand Floridian Resort and Spa
Disneys Port Orleans Resort French Quarter
October 7 to October 31 2013
Disneys All-Star Sports Resort
Disneys BoardWalk Inn
Disneys BoardWalk Villas
Disneys Caribbean Beach Resort
October 14 to October 31 2013
Disneys All-Star Music Resort
Disneys Coronado Springs Resort
Disneys Old Key West Resort
Disneys Wilderness Lodge
Villas at Disneys Wilderness Lodge
October 21 to October 31 2013
Disneys Fort Wilderness Resort and Campground
Disneys Saratoga Springs Resort and Spa
October 23 to October 31 2013
The Villas at Disneys Grand Floridian Resort and Spa
Through to October 31 2013
Disneys Animal Kingdom Lodge Jambo House
Disneys Animal Kingdom Villas Jambo House
Disneys Art of Animation Resort
Disneys Beach Club Resort
Disneys Beach Club Villas
Disneys Contemporary Resort
Disneys Polynesian Resort
Disneys Pop Century Resort
Disneys Port Orleans Resort Riverside
Disneys Yacht Club Resort