Easy Diver -
 Dive charter boat operating on Cape Ann in Gloucester and Rockport. Instruction, photographs, and directions.
http://www.easy-diver.com

Inland Divers -
 Retail dive establishment in Leicester. Includes courses, schedules, rental, service, and equipment.
http://www.inlandivers.com

Mass Diving -
 A diving retail establishment in Natick. Offering PADI diver education from beginner through instructor.
http://www.massdiving.com

Merrimack Valley Dive Club -
 Group of diving enthusiasts based in northeastern Massachusetts and southern New Hampshire. Schedule for club meetings, newsletters, and activities.
http://www.mvdc.us

Metrowest Dive Club -
 Dive club of recreational and technical divers based in the Natick-Framingham area. Information on boat diving, shore diving, meetings, events, club dives, and air stations. Club holds an annual "Wrecks" show.
http://www.mwdc.org

MIT Scuba Club -
 Organization of divers affiliated with Massachusetts Institute of Technology. Local dive sites, gear guide, underwater hockey, and diving at MIT.
http://web.mit.edu/scuba-club/www/

New England Aquarium Dive Club -
 Dive club affiliated with the New England Aquarium. Includes newsletter, calendar of events and club dives, environmental news, and member pages.
http://www.neadc.org

North Atlantic Scuba -
 Full service dive store in Marshfield. Course information, quizzes, stories, and local dive conditions.
http://www.northatlanticscuba.com