Autos
Buick Gran Sport Club of America, Chicagoland Chap, Capri Club of Chicago, Chicago Alfa Romeo Owners Club, Chicago Area MGA Club, Chicago Corvette Club, Chicagoland MG Club, Chicagoland Mopar Connection, Chicagoland Replicar Association, Chicagoland Thunderbirds, Cruisin' Tigers GTO Club
Bowling
Amateur Bowlers Tour Chicagoland North Division, Chicago Metropolitan Bowling Association (CMBA), Chicago Women's Bowling Association (CWBA), W.D. Tournaments
Living History
Society for Creative Anachronism (SCA) - Carraig B, Society for Creative Anachronism (SCA) - Grey Garg, Society for Creative Anachronism (SCA) - Rokkeheal, Society for Creative Anachronism (SCA) - Vanished , Society for Creative Anarchronism (SCA) - Ravensla
Models
Chicago Race Club, Chicagoland Lionel Railroad Club, Chitown R/C, Fermilab Association of Rocketry, Northern Illinois Rocketry Association (NIRA), Slot Car Oval Racing Event (SCORE) Series, Suburban Aeroclub of Chicago
Outdoors
Fishing, Chicago Aquanauts Scuba Association, Chicago Area Orienteering Club, Chicagoland Fishing, Hunting, Travel & Outdoor, Into The Outdoors
Pets
Fish and Aquaria, Chicago Miniature Schnauzer Club, Chicagoland Tails, Greater Chicago Whippet Club, Pet Times
Radio
10-10 International, Steel City Chapter of, Chicago Area Radio Monitoring Association (CARMA), Chicago Suburban Radio Association (CSRA), Metro Amateur Radio Club (MAC), Motorola Amateur Radio Club (MARC) - Illinois Chap, North Shore Radio Club (NS9RC), Northern Illinois DX Association (NIDXA), Six Meter Club of Chicago (K9ONA), Suburban Amateur Repeater Association (SARA), Suburban Technical Amateur Radio System (STARS)
Water Sports
Armada Water Polo Club, Chicago Area Paddling, Chicago Area Sea Kayakers Association (CASKA), Chicago Area Wakeboarding, Chicago Whitewater Association (CWA), Prairie State Canoeists
Brewers of South Suburbia (BOSS)
Home brewing club. Includes newsletters, competition information, and membership information.
Center Leagues Sports Association
A recreational sports association based in Lincolnshire, that offers year-round league sports, including standings and details on volleyball, softball, bowling and soccer.
Chicagoland Off-road Bicycling Association (COBA)
Loosely-organized, internet-based group of mountain bikers from the extended metro area. Coordinated to share trail experiences and knowledge as well helping support unpaved trails. Includes race and trail condition information as well as area guides.
Club Babble
Home brewing club. Includes mailing list, meeting schedule, membership information, calendar of events, forum, recipes, and newsletters.
Club Wort
Home brewing club. Includes meeting schedule, newsletters, and recipes.
Folks On Spokes Bicycle Club
A recreational and advocacy group serving Chicago's Southland and Northwest Indiana. Information on rides, activities, advocacy, mileage chart and links.
Joy of the Game, Inc.
Offers sports training and leagues with activities throughout the Chicagoland area. Includes program details, locations, schedule of events, scoreboard, staff profiles, and registration form.
Windy City 56ers
Collectors club of Department 56 figurines. Features club membership and information, upcoming events, photo album, bulletin board, and related links. Monthly meetings held in Niles.