KX4JA
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderWANG, QINGFENG
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationDECATUR, GA
Grant DateFeb 23, 2018
Expiration DateFeb 23, 2028
Cancellation DateMar 16, 2018
Available for ApplicationsMar 17, 2020
KX4JA is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by WANG, QINGFENG in DECATUR, GA. 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 Cordaro, Anthony J on Nov 25, 2025. KX4JA has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -..- ....- .--- .-
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo X-ray Four Juliet Alpha
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License CanceledMar 16, 2018
- System-Generated GrantFeb 23, 2018
- License IssuedFeb 23, 2018
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Cordaro, Anthony JFiled Nov 25, 2025DismissedFCC ↗