| Amateur Bodybuilding Association: Sponsors natural bodybuilding competition. Information including list of banned substances, rules and regulations, and judging criteria. |
| Australasian Natural Bodybuilding: The official website of the A.N.B. giving information on results, competitions, rules, banned drugs and contact information. |
| British Natural Bodybuilding Federation: Dedicated to British drug free bodybuilding, both amateur and professional. Covers training, diet and competitions. |
| International Federation of BodyBuilders (IFBB): Home of the Mr. Olympia and Ms. International competitions. Includes rules for pros and amateurs, contest results, links, reports and news. |
| Manitoba Amateur Body Building Association: Calendar of events and results of Manitoba's amateur bodybuilding scene. |
| NABBA International: Official site of the National Amateur Body Builders Association (NABBA) International. News and information on Mr. Universe, Ms. Universe and other contests. |
| NABBA USA: Information about the association, including codes of ethics, rules and regulations, and contest schedules. |
| National Gym Association, Inc.: Personal fitness certification course and natural bodybuilding and fitness shows for men and women including professional and amateur athletes. |
| National Physique Committee (NPC): Governing body of amateur bodybuilding and fitness for the IFBB. Contains contest schedules, rules and guidelines, news and shopping. |
| Natural Bodybuilding Incorporated: NBI contest results, athlete profiles, newsletter and contact information. |
| North American Natural Bodybuilding Federation: Natural bodybuilding links and contest schedule. Includes pictures, exercise tips and results. |
| OCB: The Organization of Competitive Bodybuilders. North American drug-free bodybuilding, fitness and figure competitions and information. |
| The Exercise Group: Official site of World Natural Bodybulding Federation (WNBF)and International Natural Bodybuilding Federation (INBF), with a variety of drug-free exercise information. |
| The South Carolina National Physique Committee: The official information site for all South Carolina bodybuilding, fitness and figure competitors. |
| United States Bodybuilding Federation: Offers natural athletes the opportunity to compete in local, regional and national bodybuilding competitions. Contains events, gallery and rulebook. |
| World Body Building Association: Home of the Mr. and Mrs. America Contest. Site offers contest results, photos and schuedules. |
| World Natural Sports: Sponsors drug-tested and televised bodybuilding comptetions across the country. Includes policies, membership information, news and event schedule. |
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