Diving and social club that meets at the Shedd Aquarium in Chicago monthly. Calendar, events, photos, and trip information.

Not-for-profit dive club based in LaGrange, a western suburb of Chicago. Calendar, dive trips, courses, social events, and membership information.

PADI 5 star dive center located in the western Chicago suburb of Aurora. Directions, hours, equipment, training, news, and events.

Full service dive shop offering snorkeling and scuba diving equipment and instruction. Location, hours, and photo gallery. Located in Naperville, a far west suburb of Chicago.

Contains club membership information, including downloadable forms, photo galleries, guestbook, and calendar of events.

Full service dive shop. Training schedule, dive charters, map, hours, and contact information. Located in the Chicago suburb of Wheeling.

A not-for-profit Chicago area dive club dedicated to the promotion and instruction of safe, sane and fun scuba diving. Dive classes held throughout the year.

Full service dive shop. Training schedule, location, and contact information. Located in Lake Zurich, a Northwestern suburb of Chicago.

SCUBA equipment sales and rentals, classes, trips, specials, and contact information. Located in the Chicago North Shore suburb of Glenview.

Lake Michigan dive charters, training, and contact information.

Full service dive shop. Diving and snorkeling instruction and equipment and service, travel, calendar, photo gallery, and contact information. Located in Peoria.

Full service dive shop offering scuba diving and snorkeling sales, service, classes, and rentals. Contact information and hours. Located in Rockford.

Highland Park PADI center with information on classes, trip opportunities, along with contact and location details.

Spring fed quarry dive site. Rentals, maps, photos, water temperature and visability, news, message board, and contact information. Located in Kankakee.

State-wide coalition of skin and scuba diving clubs and individuals. Meeting minutes and schedule, clean-up dives, photos, newsletter, and contact information.

Full service dive shop. Class schedule, travel information, specials, photos, location, and contact information. Located in Glen Ellyn, a western suburb of Chicago.

Full service dive shop serving Northern Illinois and Southern Wisconsin. Services, sales, classes, trips, location, and contact information.

Full service SCUBA diving facility. Training, equipment sales, rental and repairs, dive travel, air-fills and visual cylinder inspections. Located in the South Loop/Burnham Park area of downtown Chicago.

An 8.5 acre spring fed stone quarry devoted to diving and dive training, located in Southern Illinois and featuring 120 foot depth and a sunken Boeing 727. News, events, prices, rentals, directions, accommodations, photos, and contact information.

A 5-Star PADI facility providing training, sales, travel and service of Dacor and Sherwood regulators and BCDs for SCUBA diving. Located in Normal.

Full service dive shop. Training schedules, SCUBA equipment sales and service, rentals, trips, and contact information. Located in Champaign, in East-Central Illinois.

Group of recreational, wreck, cave and technical divers located in the Naperville area, in the suburbs west of Chicago. Member contact list, calendar, meeting minutes, and photos.

Charter diving service offering shipwreck diving trips on Lake Michigan and Lake Superior. Dates, locations, photo album, contacts, and information request form.

Full service dive shop. Training, equipment, newsletter, events, photos, and contact information. Located near the Brickyard Quarry dive area near St. Elmo in South-Central Illinois.

Offers camping, SCUBA diving (85 foot maximum depth), swimming, restaurant, and RV sales and service. Located in South Beloit, on the Illinois-Wisconsin state line. Map, calendar, and contacts.

Not-for-profit organization involved in ecological and other projects with government agencies and private organizations. Information on wrecks to dive in Lake Michigan, zebra mussels, and membership.

Company specializing in regulator repair and service in the Chicago area. Includes regulator views, warranty information, pricing, and shipping.

Online catalog and ordering, vacations, classes, events, newsletter, and contact information. Two dive shop locations in the south Chicago suburbs of Alsip and Orland Park.

Dive club based in Glen Ellyn, a Chicago suburb, which certifies divers at the B.R.Ryall YMCA. Information on class schedule and monthly meetings.

Full service dive shop. Training, SCUBA equipment and repair, trips, charters, rentals, and contact information. Located in Crystal Lake, a Northwest suburb of Chicago.

Full service dive shop. Training, SCUBA equipment sales and repair, trips, maps, and contact information. Located in Hanover Park, a suburb of Chicago.

Full service dive shop. Training schedules, newsletter, trips, and contact information. Located in Eastern Illinois in Moline.

Charter company to explore Great Lakes shipwrecks. Products, charters available, technical diving, photo gallery, and contact information. Based in Rockford.

Dive club based in Skokie, a near North suburb of Chicago. Meeting calendar, membership information, notices, and newsletters.

Provides group escorted dive trips. Includes newsletter and list of destinations.

Full service dive shop. Training, equipment sales and service, rentals, travel information, location, hours, and contacts. Located in Villa Park, a western suburb of Chicago.

Full service dive shop. Training, service, sales, photo gallery, local diving, newsletters, and contact information. Located in Chicago.