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

Pleasure Talk

A forum for advice, tips, surveys and knowledge about safe sex. Includes a chat and an experience forum.
http://www.pleasuretalk.com

Sex About

Dealing with issues about sex, sexuality, and sexology with articles, links, and online fora.
http://www.sexabout.net/

Sexploitation

A compendium based on real life that explains sexuality in a straight forward manner with an irreverent and humorous attitude.
http://sexploitation.blog-city.com

Frank Discussions

An advertisement-free open discussion forum for topics of sexuality, spirituality, and life in the modern society. Members include all religious and sexual persuasions.
http://www.questionthis.org/FrankSex.html

Confidential Male Sexuality Editorials

Participants can read and instantly publish sexuality editorials, opinions, or articles.
http://male101.com/edi/

The Male Multiple Orgasm Forum

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

Ever See Your Parents Have Sex?

A Yahoo Group introduction page for those who have seen parental intimacy and also view it as positive. Site provides a philosophical overview, information on how to join, and contact details.
http://www.geocities.com/parents_sex_watch/index.html