Association football | association football | Forward (association football) | Goalkeeper (association football) | Defender (association football) | National Basketball Association | American Association for the Advancement of Science | Association of Tennis Professionals | American Library Association | World Boxing Association | National Collegiate Athletic Association | American Association | American Heart Association | National Association of Intercollegiate Athletics | Back to the Future | National Rifle Association | International Development Association | National Association for the Advancement of Colored People | American Bar Association | Philippine Basketball Association | American Medical Association | International Air Transport Association | World Hockey Association | Women's Tennis Association | Gaelic Athletic Association | Substitute (association football) | Progressive Conservative Association of Alberta | American Association (19th century) | defender (association football) | American Association (20th century) |
Gilmer High also offers clubs for students interested in chess, Gilmer Anime and Manga Enthusiasts, Future Business Leaders of America, Fellowship of Christian Athletes, Family Career and Community Leaders of America, Future Educators Association, journalism, Skills USA, Yearbook, Interact, Ultimate Frisbee, and Future Farmers of America.