K7BLU
Available1x3District 7
Competitive callsign — 8 applications filed with the FCC.
License HolderHenneman, Randy D
License ClassTechnician
Min. Class RequiredGeneral
LocationMesa, AZ
Grant DateSep 27, 2013
Expiration DateSep 27, 2023
Cancellation DateSep 30, 2025
Available for ApplicationsSep 28, 2025
K7BLU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Henneman, Randy D in Mesa, AZ. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by Pabst, Wendell on Apr 30, 2026. K7BLU has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --... -... .-.. ..-
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Seven Bravo Lima Uniform
Readability: 7/10(Good readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredSep 30, 2025
- Administrative Update AppliedMay 23, 2015
- License IssuedSep 27, 2013
- Vanity Callsign GrantedSep 27, 2013
- License ExpiredJul 24, 2012
- Administrative Update AppliedSep 8, 2000
- License IssuedJul 22, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.