NoSexSupport.com
   Discussion forums for people who are married or are in relationships and are not getting the sex they feel they deserve.
   http://www.nosexsupport.com

Saucy Wench
   A celebration of good, fun sex with or without the ties of commitment and love. Includes articles, stories, and a reader submission area.
   http://www.saucywench.com

Sex Forum
   An ad-free forum about all aspects of sex.
   http://www.sexyforum.org/

SexualForums
   A sexually educational message forum. Site includes boards on general sexuality, sexual preferences, techniques, safety, and contraception.
   http://sexualforums.com

The Male Multiple Orgasm Forum
   Offers areas for newcomers, questions, and stories.
   http://www.aimoo.com/forum/freeboard.cfm?id=458879

Wet Dream Forum
   A forum supporting discussion of wet dreams and providing hints for men who would like to again experience a wet dream or perhaps realize one for the first time.
   http://www.wetdreamforum.com

You Give Love A Bad Name
   A forum dedicated to relationships, dating, and human sexuality.
   http://www.yougiveloveabadname.com