KB4AA
Available2x2District 4
Competitive callsign — 12 applications filed with the FCC.
License HolderTirrell, Harry D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationRockwood, TN
Grant DateJan 28, 2014
Expiration DateMar 5, 2024
Cancellation DateMar 7, 2026
Available for ApplicationsMar 6, 2026
KB4AA is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Tirrell, Harry D in Rockwood, TN. This callsign has attracted significant interest in the amateur radio community, with 12 vanity applications filed with the FCC. The most recent was submitted by Tirrell, Harry D on Jan 9, 2014. KB4AA has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -... ....- .- .-
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Bravo Four Alpha Alpha
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 ExpiredMar 7, 2026
- License IssuedJan 28, 2014
- Vanity Callsign GrantedJan 28, 2014
- License CanceledAug 30, 2005
- License IssuedMar 2, 2005
- Vanity Callsign GrantedMar 2, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.