AA4BU
Available2x2District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderBate, Philip W
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationPalm Beach Gardens, FL
Grant DateMay 2, 2006
Expiration DateMay 2, 2016
Cancellation DateMay 3, 2018
Available for ApplicationsMay 3, 2018
AA4BU is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Bate, Philip W in Palm Beach Gardens, FL. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Jones, Carl G on Dec 29, 2025. AA4BU has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .- ....- -... ..-
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Alpha Alpha Four Bravo Uniform
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 ExpiredMay 3, 2018
- License IssuedMay 2, 2006
- Vanity Callsign GrantedMay 2, 2006
- License ExpiredJul 29, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.