KG4USO
Available2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderPrince, Robert B
License ClassGeneral
Min. Class RequiredTechnician
LocationLakeland, FL
Grant DateAug 16, 2002
Expiration DateAug 16, 2012
Cancellation DateJan 21, 2012
Available for ApplicationsJan 22, 2014
KG4USO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Prince, Robert B in Lakeland, FL. 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 Clark, Stephanie R on Jul 10, 2025. KG4USO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --. ....- ..- ... ---
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Golf Four Uniform Sierra Oscar
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 CanceledJan 21, 2012
- Administrative Update AppliedDec 6, 2011
- License ModifiedFeb 19, 2008
- License IssuedAug 16, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Clark, Stephanie RFiled Jul 10, 2025Not awardedFCC ↗