Restaurants that I know can accomodate a Gluten Free diet

Biaggi's: http://www.biaggis.com/downloadable menu, and ask your server.
Panera: Ask at the counter, they have a 3 ring binder
Ruby Tuesday: Ask your server
Applebees: Downloadable allergen menu, and each location is supposed to have a copy on hand. Ask.
Pappa's: http://www.pappas.com/ Ask your server.