Ham Radio Organizations

National / International

• 10x10 International - promotes operation on the 10-meter band
• AMSAT - The Radio Amateur Satellite Corporation
• ARDS - Amateur Radio Disaster Services
• ARES - Amateur Radio Emergency Service
• ARRL - American Radio Relay League
• CQ Magazine - The Radio Amateur's Journal
• FEMA - Federal Emergency Management Agency
• FISTS - The International Morse Preservation Society
• FRUPAC - Fleet Radio Unit Pacfic
• HandiHam - Ham Radio & technology for people with disabilities
• IRAU - The International Amateur Radio Union
• IRESC - International Radio Emergency Support Coalition
• MARAC - Mobile Amateur Radio Awards Club
• Military Affiliate Radio System (MARS)
  • AIR FORCE MARS
  • ARMY MARS
  • NAVY-MARINE CORPS MARS
• Navy Amateur Radio Club (NARC)
• QCWA - Quarter Century Wireless Association
• Old Old Timers Club (OOTC Inc)
• RAC - Radio Amateurs of Canada
• RACES - Radio Amateur Civil Emergency Service
• Royal Navy Amateur Radio Society - Associate membership is offered to foreign Navy hams.
• RSGB - Radio Society of Great Britain
• SATERN - Salvation Army Team Emergency Radio Network
• Straight Key Century Club (SKCC) - straight key, morse code operators.
• TAPR - Tuscon Amateur Packet Radio Corporation
• W5YI Group - Resources for Amateur and Commercial Radio
• WIA - Wireless Institute of Australia
• YLRL - Young Ladies' Radio League

Local / Regional
(Denver, Colorado)

• ARA - Aurora Repeater Association
• ARES Colorado
• ARES Colorado District 11 - Boulder and Broomfield Counties
• ARES Colorado District 22 - Arppahoe County
• ARES Colorado District 23 - Jefferson County
• ARES Colorado District 24 - Douglas and Elbert Counties
• ARES Colorado DRT - Disaster Response Team (DRT)
• ARRL Colorado Section
• ARRL Rocky Mountain Division - Colorado, New Mexico, Utah, and Wyoming
• BARC - Boulder Amateur Radio Club
• BARC Juniors - Boulder Amateur Radio Club's Youth Group (ages 6 to 18)
• CCARC - Colorado Council of Amateur Radio Clubs
• COLCON - Colorado Connection Repeaters, Inc.
• Colorado D-STAR Association
• Colorado QRP Club
• Colorado State EOC - Colorado Division of Emergency Management Emergency Operations Communications Unit
• CRA - Colorado Repeater Association
• CRRG - Castle Rock Repeater Group
• DAREC - Denver Amateur Radio Emergency Communications
• DRC - Denver Radio Club
• DRL - Denver Radio League
• EoSS - Edge of Space Sciences
• LARC - Longmont Amateur Radio Club
• MHDXA - Mile High DX Association
• QCWA Chapter 58 - Colorado Chapter 58 of the QCWA
• RACES Colorado - Colorado State Radio Amateur Civil Emergency Service
• RMRL - Rocky Mountain Radio League