Then there's Fabric by the Pound, in Summerdale, AL, just north of Foley, AL on SR 59.
102 State Hwy 59 N, Summerdale, AL, phone 251-989-6505
Don't know if this one still exists. It's not too far north of Pensacola on US 29.
Fabric Outlet 2, 850-937-0026
2330 S Hwy 29, Cantonment, FL 32533