WA4JO
Available2x2District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderOverholser Jr, Jack B
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationBeverly Hills, FL
Grant DateApr 30, 2019
Expiration DateApr 30, 2029
Cancellation DateSep 27, 2019
Available for ApplicationsSep 28, 2021
WA4JO is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Overholser Jr, Jack B in Beverly Hills, FL. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by Haggerty, Michael J on Mar 2, 2026. WA4JO has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 37 units(Moderate)
Voice Phonetics
Whiskey Alpha Four Juliet Oscar
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 CanceledSep 27, 2019
- License IssuedApr 30, 2019
- Vanity Callsign GrantedApr 30, 2019
- License CanceledSep 4, 2013
- License IssuedJun 1, 2011
- Vanity Callsign GrantedJun 1, 2011
Vanity Application Activity
Competing applications filed with the FCC for this callsign.