Well I am a part of dumpstersluts forum. Its an amazing forum, with many knowlegeable people leading to many intelligent and informative discussion. Also there is the well endowed forums, where people like me discuss our roles in society. I am a mod of a sub-forum over there, known as 10-incher.
Oh wait, you meant on other soccer forums? lol. Been a member of xtratime, but thats about it. I have like 5 posts in 4 years on xtratime.