They are in Ft Smith Ar. which isn't that far from you.
Fox Manufacturing
Address: 5305 Towson Ave.
Fort Smith, AR. 72901
Country: United States of America
Phone:479-646-1656
Fax: 479-646-1757

Hope that helps, and you might want to read this just to know a little about the contributions Duke Fox made to this hobby.
http://www.modelaircraft.org/museum/bio/Fox.pdf
If it were not for him where would this hobby be?