Academy of Model Aeronautics (AMA) | Fédération Aéronautique Internationale (FAI) | Int'l RC Helicopter Association (IRCHA)
League of Silent Flight (LSF) | National Association of Rocketry (NAR) | National Free Flight Society (NFFS) | Society of Antique Modelers (SAM)

If you want to wax nostalgic over flying clubs that you used to belong to three decades ago, take a look at my reproduction of the list of chartered AMA clubs form the February 1971 edition of American Aircraft Modeler.
 

Radio Control Airplanes International Scale Soaring Association The League of Silent Flight Alabama Central Alabama Soaring Society - Birmingham, AL North Alabama Silent Flyers (NASF) - Huntsville, AL Alaska Alaska Radio Control Society (ARCS) - Anchorage, AK Midnight Sun RC Club - Fairbanks, AK Arizona Central Arizona Soaring League (CASL) - Gilbert, AZ Southern Arizona Glider and Electric - Tucson, AZ - Contact: Philip Brister Arkansas Northwest Arkansas Soaring Society (NWASS) - Fayetteville, AK - Contact: TappTapper@aol.com California Central Valley R/C Soaring (CVRC) - Visalia, CA Diablo Valley Soaring Society (DVSS) - Pleasanton, CA Fresno Soaring Society - Fresno, CA Modesto R/C Club - Modesto, CA Mustang Ranch Soaring Society (MRSS) - Galt, CA North Bay Soaring Society (NBSS) - Novato, CA - Contact: wb6zhd@aol.com Pioneer R/C Club - Santa Clara, CA - Contact: Bruce DeVisser Redwood Soaring Association - Arcata/Eureka, CA Sacramento Valley Soaring Society (SVSS) - Sacramento, CA Silverado Soaring Society (SSS) - Napa, CA South Bay Soaring Society (SBSS) - San Jose, CA Southern California Soaring Clubs El Dorado Silent Flyers (EDSF) - Long Beach, CA California Slope Racers (CSR) Harbor Soaring Society (HSS) - Costa Mesa, CA High Desert Dust Devils - Victorville, CA Inland Slope Rebels (ISR) - Riverside, CA Inland Soaring Society (ISS) - Riverside, CA International Scale Soaring Association (ISSA) - Yucaipa, CA La Sierra Slope Soarers - Riverside, CA Laguna Niguel Slope Soaring Guild - Laguna Niguel, CA Muroc Model Masters - Edwards AFB, CA Pasadena Soaring Society (PSS) - Pasadena, CA San Fernando Valley Silent Flyers (SFVSF) - Woodland Hills, CA Santa Clarita Soaring Association (SCSA) - Santa Clarita, CA Southern California Thermal Soaring League (SCTSL) - Santa Clarita/San Fernando Valley, CA Southern California Electric Flyers - Costa Mesa, CA Southern San Joaquin Soaring Society (SSJSS) - Bakersfield, CA Silent Electric Flyers of San Diego - San Diego, CA Silent Wings Soaring Association (SWSA) - Covina, CA Soaring Union of Los Angeles (SULA) - Carson, CA Temple Hill Slope Squadron - Orange, CA Thousand Oaks Soaring Society (TOSS) - Thousand Oaks, CA Torrey Pines Gulls (TPG) - San Diego, CA Colorado Colorado Gliders - Western Colorado Love-Air RC - Loveland, CO Pike's Peak Soaring Society - Colorado Springs, CO Rocky Mountain Soaring Association - Denver/Wheatridge, CO Connecticut Connecticut Silent Flyers - Redding, CT Yankee Silent Fliers Association (YSFA) - Central CT Delaware Silent Knights Soaring Society - Newark, DE Florida Florida Soaring Society Gainesville Area Soaring Society (GASS) - Gainesville, FL Jacksonville Area Soaring Society - Jacksonville, FL One Wing Low Squadron - North Central Florida Orlando Buzzards RC Soaring Society - Orlando, FL Radio Control Association of Central Florida (RCACF) - Altamonte Springs, FL Sarasota Silent Fliers - Sarasota, FL Thermal Riders - Jacksonville, FL Georgia Atlanta R/C Club - Atlanta, GA Fayette Flyers - Newnan, GA North Atlanta Soaring Association (NASA) - Atlanta, GA Hawaii Aloha State Radio Control Club (ASRCC) - Kailua, HI Maui Island Soaring Operation (MISO) - Maui, HI Maui Radio Control Modelers (MRCM) - Maui, HI Idaho Lewis Clark Radio Control Modelers Club - Lewiston, ID Illinios Columbia RC Club Model Airplane Club - Columbia, IL Silent Order of Aeromodeling by Radio (SOAR) - Chicago, IL Knights of the Air - Springfield, IL - Contact: Tim McDonough Soar Chicago Indiana Academy Of Model Aeronautics (AMA) - Muncie, IN Greater Lafayette Sailplane Guild - Lafayette, IN League of Flight by Thermals (LOFT) - Ft. Wayne, IN - Contact: Marc Gellart League of Silent Flight (LSF) - Ft. Wayne, IN Mid Indiana Society of Thermalers (MIST) - Parker City, IN - Contact: Rich LaGrange Rural Indiana Soaring Enthusiasts (RISE) - Bloomington, IN - Contact: Joseph Welch (jwelch@thefields.com) Iowa Eastern Iowa Soaring Society (EISS) - Bettendorf, IA Kansas Kansas Soaring Club - Overland Park, KS - Contact: Rex Burton Kentucky Bluegrass Soaring Society (BSS) Louisville Area Soaring Society (LASS) Louisiana Crescent City R/C Club (CCR/CC) Maine Downeast Soaring Club - ME Maryland Baltimore Area Soaring Society - Towson/Fallston, MD Capital Area Soaring Association (CASA) - Rockville, MD Massachusettes Charles River Radio Controllers (CRRC) - Sudbury/Medfield/Framingham/Cape Cod, MA Lazy Loopers R/C Flying Club - Wrentham, MA Michigan Bay County RC Club - Bay City, MI EFO - Wayne/Oakland Counties, MI Frankenmuth Aeromodelers Flying Club Located in Birch Run Michigan, four miles South of Frankenmuth. Greater Detroit Soaring & Hiking Society (GDSHS) - Detroit, MI Greater Lansing Area Soaring Society (GLASS) - Lansing, MI Michigan International Soaring Society (MISS) - Oakland County, MI Michigan Soaring League (MSL) RCCD (Radio Control Club of Detroit) West Michigan Soaring Society (WMSS) - Grand Rapids, MI Whirlwinds of SW Michigan Minnesota Minnesota RC Soaring Society (MRCSS) - Twin Cities Area, MN Mississippi League for Electric Soaring - Picayune, MS Missouri Mississippi Valley Soaring Association (MVSA) - O'Fallon, MO

Cars, Trucks & Motorcycles Automodell Sport Club Potsdam - Germany Sailing Alimos Model Yacht Club -  Greece Ann Arbor Model Yacht Club Blue Crab Model Yacht Club Christchurch Model Yacht Club Cincinnati Model Yacht Club Circolo Radiovelisti Roma - Italy Club de Vela RC Pradolongo (Madrid) Detroit Model Yacht Club Eisenhower Park Model Yacht Club Emu Lakes Radio Yacht Club - Australia Gig Harbor Model Yacht Club Greater Tulsa Model Yacht Club Kogarah Bay Radio Yacht Club - Australia Koninklijke Model Yacht Club Antwerpen Lee Valley Model Yacht Club Les Lacs Yacht Club Lilydale Radio Yacht Club - Australia Guildford Model Yacht Club Mid-Missouri Model Sailing Club Minuteman Model Yacht Club Modelljachtclub München ModelSejlKlubben - Denmark Model Yacht Club Limburg Ryde Model Yacht Club Sabal Pines Model Yacht Club Sagami River Fleet - Japan Sailing Club of Rijeka, Croatia Seattle Model Yacht Club Sooner State Model Yacht Club South African Radio Sailing Association Space Coast Model Sailing Club SRSS-Stockholms RadioSegelSällskap Stowe Yacht Club Surrey Park Model Boat Club Three Rivers Radio Yachting Club Wellington Radio Yacht Club - New Zealand Radio Control Airplanes - U.S.A. (con't) Nevada Las Vegas League of Electric Flight - Las Vegas, NV - Contact: Henry Holcomb Las Vegas Soaring Club - Las Vegas, NV Sierra Silent Soarers - Reno, NV New Hampshire New Hampshire Flying Tigers R/C Club - Derry, NH New Jersey Millstone Valley Silent Flyers South Jersey Silent Flyers - Evesham, NJ New Mexico Albuquerque Soaring Association (ASA) - Albuquerque, NM New York Clarence Sailplane Society - NY Harris Hill L/D RC Club - Elmira, NY High Hills Soaring Club - Dansville, NY Long Island Silent Flyers (LISF) - Long Island, NY Voltaires of Central New York - Phoenix, NY North Carolina Central Carolina RC Modelers - High Point, NC DESS - Wilson, NC Kernersville RC - Kernersville, NC Burlington/Alamance Radio Kontrol Society Charlotte Aeromodelers Club, Midland, NC County Line R/C, Summerfield, NC Flying Tigers of Jordan Lake, Jordan Lake, NC Gaston RC Flyers, Bessemer City, NC Johnston County Aeromodels Club, Smithfield, NC McDowell R/C Sport Flyers, Marion, NC Piedmont Aeromodelers, Fayetteville, NC PoBoys PropTwisters, Monroe, NC Raleigh AeroMasters, Raleigh, NC Raleigh Durham Remote Control, Rolesville NC River Side Aero Modelers Society, East Bend, NC Southern Wake Aero Modeling Pilots Society, Holly Springs, NC Wilmington Model Flying Club, Wilmington, NC North Dakota Minot Aircraft Modelers - Minot, ND Ohio Buckeye Soaring Society - Cleveland, OH - Contact: Jim Carlton or Dana Flemming Cincinnati Soaring Society - Cincinnati, OH Dayton Area Radio Thermal Soarers (DARTS) - Dayton, OH Mid Ohio Soaring Society (MOSS) - Columbus, OH - Contact: Tom Nagel Tri-State Soaring Society Oklahoma Tulsa R/C Soaring Club (TULSOAR) - Tulsa, OK - Contact: D.O. Darnell Oregon Central Oregon Radio Control Association - Bend, OR Northwest Soaring Society (NWSS) - Portland, OR Portland Area Sailplane Society (PASS) - Portland, OR Salem Soaring Society - Salem, OR Snake River Valley Modelers - Ontario, OR Southern Oregon Soaring Society (SOSS) - Medford, OR Pennsylvania Eastern Soaring League (ESL) Murrysville Area Sailplane Society (MASS) - Murrysville, PA - Contact: Neil Rossi (724) 32708741 Westmoreland Electric Soaring Society (WESS) - Irwin, PA - Contact: George Minnear Tri-State Soaring Society Tennessee Coffee Airfoilers - Tullahoma TN - Contact: Herb Rindfleisch Soaring Union of Nashville (SUN) - Nashville, TN Texas Austin Silent Flyers - Austin, TX Austin Slope Soaring - Austin, TX Dallas Electric Aircraft Fliers (DEAF) - Dallas, TX Heart of Texas Soaring Society (HOTSS) - San Antonio, TX Houston Hawks Radio Control Soaring Club - Houston, TX Rio Grande R/C Flyers - Rio Grande Valley/McAllen, TX Seven Towers R/C Club - Arlington, TX Skyblazers Model Aircraft Club - Cedar Hill, TX Soaring League of North Texas - Dallas, TX Waxahachie Area Sailplane Society (WASPS) - Waxahachie, TX Weatherford Aero Modeling Society (WAMS) - Weatherford, TX Utah Intermountain Silent Flyers (IMSF) - Salt lake City, UT Virginia Bedford Buzzards - Bedford, VA - Contact: Jack Gross Blue Ridge Area Soaring Society (BRASS) - Waynesboro, VA - Contact: Tom Broeski Tidewater Model Soaring Society (TMSS) - Eastern Virginia Tri-State Soaring Society Washington, D.C. Capitol Area Soaring Association (CASA) Washington Lewis Clark Radio Control Modelers Club - Clarkston, WA Mid Columbia Soarers - Richland, WA Seattle Area Soaring Society (SASS) - Seattle, WA West Virginia Tri_State Soaring Society Wisconsin Valley Aero Modelers - Appleton, WI Wyoming Barnstormers R/C Club - Laramie, WY