Gardening
Capitol Hill Garden Club, Greater Brookland Garden Club, National Capital Area Federation of Garden Clubs, National Capital Cactus and Succulent Society, National Capital Dahlia Society, National Capital Orchid Society, Potomac Hosta Club
Golf
Capital City Golf School, Executive Women's Golf Association: Washingt, Fore! Women, GolfStyles Washington
Motorcycles
Bikers With Heart, BMW Bikers of Metropolitan Washington, Centaur MC, DC Cycles, Motorcycle Events in the District of Columbia, Spartan Motorcycle Club, Women on Wheels - Capitol Cruisers
Motorsports
Metropolitan Washington Council of Sports Car Club, Washington D.C. Region SCCA, Washington DC Region SCCA Solo II Series
Pets
Capital Region Flat-Coated Retriever Club, DC Dog News, National Capital Bearded Collie Club, Yahoo! Groups: DCDOG
Soccer
German Embassy Soccer Team, Washington DC Rangers Supporters Club, Washington International Soccer League
YMCA
Anthony Bowen Center, Calormiris Center, Mount Pleasant Center, National Capital Center, YMCA of Metropolitan Washington
Appalachian Mountain Club Washington DC Chapter
Promotes outdoor activities and conservation in the mountains of the northeastern United States. Includes activities, programs, trip reports and weather information.
Brewers United for Real Potables (BURP)
Home brewing club in Maryland and Virginia. Includes calendar of events, meeting schedule, articles, guide to brew pubs and retailers, and links to member Web sites.
Brotherhood of the Knights of the Vine - Nation&ap
Association of individuals who share an appreciation for and an interest in vines and wines. Includes events, news and membership information.
Capital Area Austin Healey Club
Dedicated to the enjoyment and preservation of the Austin Healey and Healey marque cars. Includes membership information, newsletter, photos, events and classifieds.
Capital Keeshound Club
Works to promote understanding of the breed and to improve their quality and health. Includes membership information, newsletter, events and show information.
DC Diplomats Handball Club
Committed to expanding playing opportunities and to spreading the development of team handball in the United States. Includes membership information, news and events.
DC Triathlon Club
Works to organize and support local triathletes. Includes calendar, newsletter, events and forum.
District of Columbia Radio Control Club
Offers a flight training program and runs a model field. Includes membership information, events, certification information, field location and newsletter.
FAA Flying Club of Washington, DC
Works to stimulate and encourage interest in aviation. Includes membership information, aircraft, flight training information and rates.
Friends of Fort Dupont Ice Arena
Year-round, indoor, ice skating rink. General information, admission, schedules.
Great Outdoor Recreation Pages
Area outdoor attractions, maps, nature, and other points of visitor interest.
MCI Center
This sports and entertainment arena in downtown Washington, DC, is home to the NBA?s Wizards, NHL?s Capitals, WNBA's Mystics and Georgetown Hoyas and presents concerts, family shows and other sporting events. Includes event schedule, seating maps and ticket information.
Mid-Atlantic Off Road Enthusiansts
Virginia, Maryland, and Washington DC's largest and most active mountain advocacy club. MORE sponsors weekly group rides.
Mid-Atlantic Road Racing School
Metro area track instruction and licensing for racing. Course descriptions, schedules, and technical requirements.
National Capital Heisey Collectors Club
Club promotes the collecting and study of glass produced by A. H. Heisey. Site contains information on Heisey glass [some PDF files], membership information, event dates, newsletters, photos, by-laws and links.
NAWCC Chapter 12
National Association of Watch and Clock Collectors. Features chapter news, events calendar, membership information, links, and meeting location map.
Pros N' Hackers
Provides course directory, reviews, directions, PGA tips, tournaments, tee time golf pass, articles, and information about junior golf.
Recreation Wish List Committee
Describes its activities in support of better recreational programs and facilities for DC children and teens.
Rock Creek Park Horse Center
Offers pony rides, trail rides in Rock Creek Park, riding lessons, and summer camps.
Social Club of the Potomac
Promotes an annual New Year's Eve charity ball and shares information about similar events throughout the year.
Special Olympics - District of Columbia
Provides sports training for citizens with developmental disabilities. Includes programs, events, news, gallery and volunteer opportunities.
Sportrock
Offers indoor climbing facilities in Alexandria and Sterling, Virginia and Rockville, Maryland. Includes hours, rates, course offerings and a discussion forum.
The Washington DC Gaels Gailic Athletic Associatio
Sporting and social club promotes Irish culture and sport. Events, pictures, profile, history, and newsletter.
WAMALUG - Washington, DC, Metropolitan Area Lego U
Club of adult Lego hobbyists. Has a history of the club, information about members, photos of member projects, an archive of past meetings and events, and Lego Weblinks.
Washington DC Area Volksmarching Club
Promotes volkssports. Includes activities, history and membership information.
Washington DC Furies
Women's rugby club. Includes team history, game schedule and information on the annual Ruggerfest invitational tournament.
Washington DC Knitters
Offers information about knit and crochet groups, instructors and yarn stores. Includes photos and a discussion group.
Washington DC Unit WBCCI
Organization for owners of Airstream trailers and RVs. Includes membership information, rally schedule, activities and newsletters.
Washington Flower and Garden Show
Annual flower show that includes garden designs, gardener's mall, seminars, and exhibitors.
Washington Renegades RFC
Multicultural men's rugby football club. Includes news, practice information, catch schedule, membership information, bylaws and photos.
Washington Rugby Football CLub
Organized and sanctioned premier level men's rugby. Includes news, schedule, directions, photos, history and membership information.
Washington Tennis & Education Foundation
Describes the foundation's tennis programs for DC-area youths, particularly those from low-income communities.
Washington Volvo Club
Dedicated to the care of members' Volvos. Includes events, news and a newsletter.
Washington, DC, Metropolitan Area Lego Train Club
Club of adult Lego enthusiasts who collect, build, and play with Lego trains. Has club information, description and photos of show displays created by members, meeting reports and Web links.
White Trash Trophy Wives
Official site for the White Trash Trophy Wives Kickball Team, DC Monument Division. Includes game schedules, commentary, team photos and "white trash"-related humor.
Wine Tasting Association
Works to educate individuals about wine and related topics. Includes events, membership information, wine talks and volunteer opportunities.