The Tandem Experience
- Specialist in tandem-based tourism, operating led and self-led trips, short breaks and holidays from a number of UK centres. Information about activities, holidays, workshops, bookings, and locations.
- http://www.tandeming.co.uk/

Tandem Club of America
- Features news, information and resources of interest to tandem enthusiasts. Offers Doubletalk newsletter, regional rallies, classifieds, along with state and local events.
- http://www.bkspeck.com/tca/

The Tandem Cycling Club of the United Kingdom
- Promotes tandem cycling. Includes guidance on buying, hiring, and riding, a discussion board, events listings, classified advertisements, and membership details.
- http://www.tandem-club.org.uk/

BikeForums.net: Tandem cycling
- A tandem bicycle discussion forum. Topics include tips on buying a tandem, and introducing tandem bicycles to others.
- http://www.bikeforums.net/forumdisplay.php?forumid=44

Ecuador to California 1997
- Report from a couple who cycled through America. Includes letters from the road, route maps, and photographs.
- http://www.bestdata.demon.co.uk/cycling/centAmTandem97/

TailWind Tandem Club
- Charlotte, North Carolina-based recreational road tandem club, enjoy weekly rides, monthly featured rides and a newsletter, social events, weekend get-a-ways, 1-time rides, photos, articles, nutrition, tandem rally events.
- http://www.tailwindtandemclub.com/

SuDiBe Tandem Site
- Image gallery and information on riding, touring, and techniques. In German and English.
- http://www.sudibe.de

Tandems East
- Retailer in New Jersey, USA. Bike and accessories catalog, and ordering information.
- http://www.tandemseast.com/

Tandem to Turkestan
- A journey by tandem bicycle across Central Asia, through Turkey, Iran, Turkmenistan, Uzbekistan and Kyrgyzstan. Site includes diaries, photographs, cultural hints, links and background information.
- http://www.tandemtoturkestan.com

Pedal Sport: Tandems
- Events listing and tandem-buying advice from a Canadian bike shop which specializes in tandems.
- http://www.pedalsport.com/tandems.cfm

Tandem Magazine Online
- Tech tips, classifieds, links, tips on buying a tandem, and schedules.
- http://www.tandemmag.com/

Santana Europe
- Selling Santana tandems and tandem parts in Europe.
- http://www.santana-tandem.com/

Moriartys' Tandem America Tour
- Dispatches from a tandem bike ride from Prudhoe Bay, Alaska, to Tierra del Fuego (the southern tip of South America).
- http://www.phildavidson.com/moriarty/

S2Cycling Team
- Features Spencer Beard, Sheila Hoffman and the S2Cycling team. Includes their tandem bicycling adventures as well as personal life stories. The Stuff section covers anything that isn't specifically S2Cycling, Spencer or Sheila.
- http://www.s2cycle.com/

The Tandem Link
- Personal Web site that provides tandem enthusiasts with a consolidated collection of links to tandem related information online.
- http://www.thetandemlink.com/

Precision Tandems
- On line catalog, hard to find tandem parts and accessories, tandem dealer.
- http://www.precisiontandems.com/