Typey Mastiffs - Companion site to Yahoo forum. Breeders share thoughts and ideas about type in relation to the breed standard for educational purposes. Interviews, contests, critiques, and litter announcements. - http://www.populardog.com/typeymastiffs/
Yahoo Mastiff Group - A mastiff fanciers e-mail group. - http://groups.yahoo.com/group/mastiff/
Mastiff ShowSight - Community for sharing educational information, stories, photographs, litter announcements, and rescue information. - http://members5.boardhost.com/MastiffSight/
Mastiff Mailing List - Discussion group for Mastiff owners, breeders and show and obedience exhibitors. - http://groups.yahoo.com/group/EnglishMastiff/
Mastiff Health Mailing List - Dedicated to health and genetic problems plaguing Mastiffs and other giant breed dogs. All topics regarding the health of Mastiffs are discussed including man-made, genetic and environmental. - http://groups.yahoo.com/group/MastiffHealth/