As of April 14th, these forum names were dropped that hold potential: AMDforums.org archeryforum.net assforum.net BBforums.org CDforums.net chickforums.net graphicforum.net isoforum.net keywordforum.net nokiaforums.org Let everyone know if you registered one. Good luck
I also prefer dot coms cuz I always afraid of the fact that I can loose UV having projects in other zones.