Scuba Diving
- 961
- Olney SCUBA Adventure Dive Club
- Club information includes membership details, photo gallery pages, dive reports, message board and classified ad section.
- 962
- Cape Ann Divers
- Dive retail establishment and charter operator in Gloucester. Offers semi-private SCUBA instruction under the auspices of NAUI
- 963
- Diver's Market
- Full service dive store in Plymouth. Course descriptions and schedules, equipment, service, and rentals.
- 964
- East Coast Divers
- Dive retail establishment with two locations: Brookline and Framingham. Specializing in dive travel, instruction, equipment sales and service, and trimix fills. An online newsletter is available.
- 965
- Easy Diver
- Dive charter boat operating on Cape Ann in Gloucester and Rockport. Instruction, photographs, and directions.
- 966
- MIT Scuba Club
- Organization of divers affiliated with Massachusetts Institute of Technology. Local dive sites, gear guide, underwater hockey, and diving at MIT.
- 967
- Mass Diving
- A diving retail establishment in Natick. Offering PADI diver education from beginner through instructor.
- 968
- North Atlantic Scuba
- Full service dive store in Marshfield. Course information, quizzes, stories, and local dive conditions.
- 969
- North Shore Frogmen's Club
- Dive club located in Beverly. Includes newsletter, schedule of events and club dives, and description of local dive sites.
- 970
- South Shore Divers
- Full service dive store in Weymouth. Classes, service and rental rates, and products.
- 971
- Undersea Divers
- Retail dive facility in Beverly across from Port Marina. Equipment sales, rental and service for diving, and instruction.
- 972
- United Divers
- Retail dive store with locations in Somerville and Providence, Rhode Island. Training from beginner through instructor level. Equipment, class descriptions and schedules, travel and events.
- 973
- Wilderness Experiences Unlimited & Westfield Water Sports
- Diving and other water related retail establishment. Course schedules and descriptions, travel, and pool programs.
- 974
- American Dive Zone
- Located in Kentwood, this dive center issues PADI and IDEA instruction, plans local dives as well as dive trips.
- 975
- Aquatic Adventures Of Michigan
- Training, travel, photo album and a message board, along with information on DIR diving.
- 976
- Divers Incorporated
- Centrally located in Novi/Ann Arbor, this PADI dive center has instruction, equipment service, and travel.
- 977
- Divers Mast
- Information on classes, local and vacation travel, kayak sales and rental, and used gear.
- 978
- Great Lakes Dive Center
- PADI 5-Star Instructor Development Center features a discussion board, an online newsletter, and information on local wreck dives.