KB5SGS
Available2x3District 5
Competitive callsign — 1 application filed with the FCC.
License HolderHEINKE JR, DONALD J
License ClassTechnician
Min. Class RequiredTechnician
LocationMILTON, WI
Grant DateMay 12, 1992
Expiration DateMay 12, 2002
Cancellation DateMay 13, 2004
Available for ApplicationsMay 13, 2004
KB5SGS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by HEINKE JR, DONALD J in MILTON, WI. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Skrei, Sandra on Mar 4, 2026. KB5SGS has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-.- -... ..... ... --. ...
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Bravo Five Sierra Golf Sierra
Readability: 7/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredMay 13, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Skrei, SandraFiled Mar 4, 2026Not awardedFCC ↗