If Nikki doesnt get back to you try Don Chandler I think he is the president. [email protected]
Yahoo groups has group:
http://tech.groups.yahoo.com/group/unitedorpingtonclub/
You could also Join the United Orpingotn Club. They have a breeders list and the birds I have gotten and seen from members are really nice quality. They have a yahoo group "unitedorpingtonclub"