Bikes Not Bombs: Organization information working for alternative transportation and community development.
Boston Bicycle Club: Local team that features ride maps, photos, road diary, race calendar, news and links.
Boston Brevet Series: Information and registration for area long distance rides.
Boston Critical Mass: Bike advocacy organization; includes ride information, photos, and mailing list.
Boston-Montreal-Boston: Information and history on annual Boston-Montreal cycling event.
Charles River Wheelmen: A social riding club, not a racing club that enjoys touring and recreational riding. Features events and ride calendar, volunteer opportunities, advocacy and links.
Community Bicycle Supply: Information on location, specials, news, rides, and club.
Rage on Boston MTB Club: This mountain bike club features history, mailing list, trips, maps, photo gallery, classifieds and stolen bike information, reviews, links and competitive team information.
The Boston Road Club: Group promotes developmental bicycle racing; includes news, rides, classifieds, and links.
The South Bay Harbor Trail: Information on proposed bicyling trail.