British Go Association
The British Go Assocation (BGA), affiliated to the European Go Federation, is the principal organising body for Go in the UK.
The BGA's website provides a lot of information, including:
- Map of British Go Clubs:
http://www.britgo.org/clublist/clubsmap.html
- Rules of Go (including overtime):
http://www.britgo.org/rules/approved.html
See Go Places in Europe for other European Go organisations.