Ten-Ten International - promoting communications on 10 meters. Membership #72656.

FISTS - The International Morse Preservation Society, committed to the preservation of Morse Code. Member #8622 and Century Certificate #1572.

ARRL - Amateur Radio Relay League, committed to promoting and protecting Amateur Radio in the US. Member #1000091263.

SKCC - Straight Key Century Club, promotes Morse Code with straight cw key. Member  #2746

NCDXF - Northern California DX Foundation, Inc., founded in 1972 to assist worthwhile amateur radio and scientific projects with funding and equipment.