BarkBack
Moderated all-breed forum for advice and sharing stories and photographs.
Champdogs Information Exchange
Topics include behavior, breeding, and health.
Dog Chat and K9 Media
Chat to anyone from around the world on absolutely anything to do with dogs.
Dogomania.com
Discussion forums, directories of breeders, rescues, and shows, dog names, and breed profiles.
Dogread
Mailing list for discussions of dog books, featuring a different book each month.
Dogweb
UK pedigree dog forum. Includes sections on dog health, training and other related topics.
i-dog Discussion Group
Moderated, digest-only, e-mail discussion list plus message board.
K9community Discussion Forums
General discussion and breed specific forums. Coursing and live chat forums.
Malaysian Puppy Forum
Large puppy discussion group with emphasis on malaysian dog issues.
Petdogs-L
Mailing list for professionals and owners to discuss owning and caring for dogs. Includes FAQ, photo gallery, articles on getting a dog, and links to training and care information.
Reality Bites Dog
Dedicated to friendly dog discussion, includes forums and picture area.
ShowDog.Com
Forums for discussing various breeds of dogs and the world of dog shows.
The St. Louis Canine
Resources, activities, training techniques, nutrition and health advice for dog owners.
The Ultimate Dog Mailing List
A mailing list regarding all aspects of dogs.
web-rover.com
A resource for dog owners, including articles. Covers specific breeds as well as general dog topics.
World Kennel Club Forum
Provides a bulletin board to discuss issues, sales, and breeds. Also includes vet tips, links, and a survey.
Yahoo Groups: Canine Care
Discussions of dog care, behavior and training problems, and holistic health.
Yahoo Groups: Dog Daycare
Mailing list for daycare owners. Includes a directory of articles, media, educational resources, and daycares.