Amateur Radio Emergency Data Network (AREDN)
American Radio Relay League (ARRL)
San Diego Repeater Association (SANDRA)

East County Repeater Association (ECRA)
San Diego County Amateur Radio Council (SANDARC)
San Diego Amateur Radio Emergency Service (ARES)
San Diego County Auxiliary Communications Service (ACS) 
San Diego Section of the ARRL
San Diego T Hunters
PAPA Repeater System
Western Interie Network (WIN) System