KO4XX
Available2x2District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderROBERTSON, JESSE
License ClassTechnician
Min. Class RequiredGeneral
LocationLEES SUMMIT, MO
Grant DateAug 11, 1992
Expiration DateAug 11, 2002
Cancellation DateAug 12, 2004
Available for ApplicationsAug 12, 2004
KO4XX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by ROBERTSON, JESSE in LEES SUMMIT, MO. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Hooper, Wade A on Jan 31, 2022. KO4XX has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-.- --- ....- -..- -..-
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Oscar Four X-ray X-ray
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredAug 12, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.