London League Finale
The London league keeps everyone playing over the Winter months:
London Winter League Site

BAD Polo Celebration
London Fixed Gear & Single Speed have kindly allocated a sub forum exclusively to bike Tramadol Hcl polo, including a members-only LHBPA section:
Bike Polo sub-forum of LFGSS

Barcelona Polo
For international tournament announcements and bike polo around the world:
International League of Bike Polo Site