K4ZSA
Active1x3District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderSimmons, Jeffrey B
License ClassGeneral
Min. Class RequiredGeneral
LocationJACKSONVILLE, FL
Grant DateSep 9, 2022
Expiration DateSep 9, 2032
K4ZSA is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Simmons, Jeffrey B in JACKSONVILLE, 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 Simmons, Jeffrey B on Aug 22, 2022. K4ZSA has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- --.. ... .-
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Zulu Sierra Alpha
Readability: 7.5/10(High readability)
License History
- License ModifiedMar 31, 2025
- License IssuedSep 9, 2022
- Vanity Callsign GrantedSep 9, 2022
- License ExpiredAug 29, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.