GolfCollector.com
   Message board to discuss collecting golf scorecards.
   http://golfcollector.com

Romito, Inc.
   Manufacturer of a variety of sports figurines.
   http://www.romito.com

TennisCans.com
   Vintage tennis ball can and container database. Includes message board, photos, manufacturers, guide to cleaning cans, age, history, and type.
   http://www.tenniscans.com

The Olympic Collectors Commission
   Features stamps, coins and memorabilia items in a virtual gallery, including items from 1896 Athens and forward to Sydney 2000. Also offers event list and related links.
   http://www.collectors.olympic.org/

Washington State Sports Collectors Association
   Sponors an annual show in Seattle. Includes club meeting times, show information and dates, dealer profiles, and membership information.
   http://www.wssca.net/