K4FRN
Active1x3District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderSahm, Francis J
License ClassGeneral
Min. Class RequiredGeneral
LocationJACKSONVILLE, FL
Grant DateMay 13, 2026
Expiration DateAug 2, 2036
K4FRN is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Sahm, Francis J 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 Whitford Jr, Ellis R on Apr 24, 2023. K4FRN has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- ..-. .-. -.
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Foxtrot Romeo November
Readability: 7/10(Good readability)
License History
- License RenewedMay 13, 2026
- Administrative Update AppliedAug 9, 2021
- License IssuedAug 2, 2016
- Vanity Callsign GrantedAug 2, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.