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

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

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

Full service 5 Star PADI dive center offering PADI training, sales, service and travel. Nitrox training as well as Nitrox fills. DOT approved hydro station in house.

Elkhart center with instruction, travel and hours of operation.

Provides training, equipment sales, service and rental, as well as travel opportunities. Hours of operation, contact information and an online newsletter.

Training center for both recreational and technical diving. Sales and service of equipment as well as rebreathers.

Serving the Blue Springs resort, offering PADI scuba instruction. Water conditions, prices and upcoming events.

Full service dive center offering retail sales, factory authorized repairs, rentals, air fills, dive excursions and PADI and DAN certifications. Lake Charles.