Fidler Swimming - Spike Triathlon Club: Queensland's leading service for triathlon and single sport endurance coaching.
Inside Triathlon: Calendar, race coverage, training tips, links, and a message area.
Insideout Sports: Information on triathlon in the Southeastern US, an online retail catalog, a used bike bulletin board, and a detailed race calendar for selected events.
Isherwood Coaching: Ex-professional Triathlete and Duathlete Kim Isherwood help get the best physiological condition possible and improves race performance.
iSportsDigest.com: Triathlon: Link list of triathlon related sites.
Japanese Triathlon Scene: Race schedules and results, news and links regarding Triathlon in Japan.
Just Racing: Organisers of Triathlon and Multi Sport events in the UK.
MacPanda - Lardy to Lean: One mans quest to become significantly smaller and fitter, whilst fulfilling the long held desire to complete a triathlon.
Northwest TriLink: An email network for triathletes.
Proathlon.hu: Triathlon and multisport news and photos from around the world. Including Hungarian athletes homepages as well as an online shop. [English, Maygar]
Set-up Inc.: Triathlon and Duathlon race production services. Race directing, set-up, and computerized timing and results. Site also contains race information, results, coaching and nutrition advice.
The Clydesdale Triathlon and Running Page: A web site geared to the heavy weight runner and triathlete. Training tips, race schedules, and links.
The Triathlon Experience: Ironman Racing in Austria, Switzerland, Germany. Destination Triathlons in the United States and Europe.
Tri-Newbies Online: Information based source for new triathletes. Featuring an active triathlon discussion forum, articles, variety of specific sections, online coaching services, weight training, heart rate monitoring resources and news.
Triathletes of the Dead Runners Society: An email list for all who have an interest in triathlon, duathlon and multi-sport events.
Triathlon and Triathlete Links: Triathlon-related link list, part of worldwideaquatics.com's Water Sports Library.
Triathlon Central: Results and current Olympic qualification standings, as well as information on signing up for the daily email Triathlon Digest, and annual Triathlon Sourcebook.
Triathlon Gold: Bill Davoren's online source for all triathletes from age-groupers to pros from sprint to ironman. Many articles to read plus information on coaching services and camps and clinics.
Triathlon Results: This site allows users to interactively compare their triathlon race results with other racers, and even chart their performances over time.
Triathlon Rules: Contains a variety of pages dealing with triathlon including calendars, tips, news, articles, and results.
Triathlon: The Early History of the Sport: The events leading up to the staging of the first triathlon.
Trifuel: Resource providing reviews, training articles, race directory, yellow pages, and blogs.
TriRat's Ironman Page: A triathlon link list divided by subject. Running, bicycling, swimming, training, and individual races.
TriSite: Search engine for triathlon and multisport. New content daily. Workouts, Chat, email, coaching tips, pictures, event calendar, athlete interviews.