AB4S
Active2x1District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderBowman, Charles J
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationJACKSONVILLE, FL
Grant DateNov 28, 2017
Expiration DateJan 29, 2028
AB4S is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Bowman, Charles J in JACKSONVILLE, FL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by PIERRE, SYLVAN on Jan 21, 2026. AB4S has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -... ....- ...
CW Weight: 20 units(Ultra-light (very fast to send))
Voice Phonetics
Alpha Bravo Four Sierra
Readability: 8/10(High readability)
License History
- License RenewedNov 28, 2017
- License IssuedJan 29, 2008
- Vanity Callsign GrantedJan 29, 2008
- Internal Correction AppliedJan 17, 2008
- Internal Correction AppliedJan 17, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.