K4ATX
Available1x3District 4
Competitive callsign — 9 applications filed with the FCC.
License HolderSMITH Mr, DAVID B
License ClassTechnician
Min. Class RequiredGeneral
LocationWinfield, KS
Grant DateFeb 10, 2023
Expiration DateFeb 10, 2033
Cancellation DateAug 15, 2023
Available for ApplicationsAug 16, 2025
K4ATX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SMITH Mr, DAVID B in Winfield, KS. This callsign has attracted significant interest in the amateur radio community, with 9 vanity applications filed with the FCC. The most recent was submitted by Jonas, Robert W on Jul 9, 2026. K4ATX has 11 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .- - -..-
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Alpha Tango X-ray
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledAug 15, 2023
- Vanity Callsign GrantedFeb 10, 2023
- License IssuedFeb 10, 2023
- License CanceledDec 8, 2020
- License ModifiedNov 13, 2020
- Administrative Update AppliedNov 5, 2019
- Vanity Callsign GrantedOct 18, 2019
- License IssuedOct 18, 2019
- License CanceledAug 4, 2017
- License IssuedFeb 23, 2010
- Vanity Callsign GrantedFeb 23, 2010
Vanity Application Activity
Competing applications filed with the FCC for this callsign.