AC4OO
Available2x2District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderROSE, JACK B
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationALAMEDA, CA
Grant DateJan 25, 2002
Expiration DateMar 17, 2012
Cancellation DateMar 18, 2014
Available for ApplicationsMar 18, 2014
AC4OO is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by ROSE, JACK B in ALAMEDA, CA. 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 Salter, Hughston G on Jun 30, 2023. AC4OO has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.-. ....- --- ---
CW Weight: 37 units(Moderate)
Voice Phonetics
Alpha Charlie Four Oscar Oscar
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 18, 2014
- Administrative Update AppliedMay 25, 2002
- License RenewedJan 25, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.