ontri.com A triathlon training community with training programs for athletes of all levels. Includes news, upcoming races, and training programs.
Dobkanize.com Triathlon swimming articles, experiments, and tips for the beginner to elite triathlete from an experienced D1 swimmer and Hawaii Ironman Finisher.
DocTriathlon Triathlon Guides designed by triathletes to help competitors and age-groupers achieve their best performance.
International Triathlon Union World governing body providing the latest news, lists of world events, results, rankings and a photo gallery.
Ironstruck Provides information for tri-athletes including past experiences, diet, massage therapy, equipment, race week and race day preparation.
Tri Newbies Online Features a discussion forum, articles, training programs, weight training, heart rate monitoring resources and news.
TRIfinder.co.uk A dedicated triathlon, duathlon and aquathlon website offering users a place to find events, log their training and read the latest triathlon news.