FreedomCardboard.Com My favorite sports hobby community with some great members, and the winner of the 2010 Upper Deck Best Community Award.	BlowoutCards.Com Forums A sports card forum belonging to one of the largest online distrubutors.	Non-Sport Update Forums A non-sports card forum, probably the one with the widest range of coverage and most info.
NonSportsCardForum.Com A great community for non-sports cards with some trading/buying/selling and general hobby talk.