KO4JSX
Available2x3District 4
No competing applications on record.
License HolderALLEN, GEORGE
License ClassGeneral
Min. Class RequiredTechnician
LocationGREENVILLE, SC
Grant DateNov 25, 2020
Expiration DateNov 25, 2030
Cancellation DateSep 19, 2023
Available for ApplicationsSep 20, 2025
KO4JSX is a 2x3 format amateur radio callsign. It is currently registered to ALLEN, GEORGE in GREENVILLE, SC. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- --- ....- .--- ... -..-
CW Weight: 44 units(Heavy (slower to send))
Voice Phonetics
Kilo Oscar Four Juliet Sierra X-ray
Readability: 6.5/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledSep 19, 2023
- License ModifiedAug 25, 2023
- System-Generated GrantNov 25, 2020
- License IssuedNov 25, 2020
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.