Is there a british football union?

Its any union in the .com zone. You can only join these four for now:

http://www.11x11.com/guilds/8/
http://www.11x11.com/guilds/9/
http://www.11x11.com/guilds/7/
http://www.11x11.com/guilds/11/

Although, only in first one you will be able to speak in English
Second is Indonesian, third is Russian, and fourth is Croatian/Serbian speaking unions.

cheers

Cheers, mate