AB4XT
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderKNIGHT, JOHN C
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationCHARLOTTESVILLE, VA
Grant DateMay 7, 2010
Expiration DateJul 24, 2020
Cancellation DateJul 26, 2022
Available for ApplicationsJul 25, 2022
AB4XT is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by KNIGHT, JOHN C in CHARLOTTESVILLE, VA. 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 Garbers, Jeffrey P on Feb 18, 2026. AB4XT has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -... ....- -..- -
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Alpha Bravo Four X-ray Tango
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 ExpiredJul 26, 2022
- License RenewedMay 7, 2010
- License RenewedJul 18, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Garbers, Jeffrey PFiled Feb 18, 2026Not awardedFCC ↗