One place to try is
Alabama EARS Home Page They are mostly a rabbit rescue but they also handle some GPs.
Call local exotic vets and let them know you are wanting to adopt. They often know of people looking to rehome.
Look in the newspaper classifieds and on craigslist (beware of breeders)
Go into you local shelters. Don't just look online or call though as they often don't have an updated list available. You have to physically go in and look.