K4LIB
Available1x3District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderGOLDEN, WILLIAM B
License ClassAdvanced
Min. Class RequiredGeneral
LocationJacksonville, FL
Grant DateFeb 7, 2012
Expiration DateFeb 7, 2022
Cancellation DateMay 20, 2016
Available for ApplicationsMay 21, 2018
K4LIB is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by GOLDEN, WILLIAM B in Jacksonville, 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 Liberty University Signals Exploitation And Analysis Research Cyber Hub (SEARCH) Club on Oct 15, 2026. K4LIB has 24 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .-.. .. -...
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Kilo Four Lima India Bravo
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledMay 20, 2016
- Administrative Update AppliedApr 26, 2016
- Administrative Update AppliedApr 26, 2016
- Administrative Update AppliedApr 23, 2016
- Administrative Update AppliedApr 23, 2016
- Administrative Update AppliedApr 23, 2016
- Administrative Update AppliedApr 23, 2016
- Administrative Update AppliedApr 23, 2016
- Administrative Update AppliedJun 16, 2015
- Administrative Update AppliedApr 7, 2015
- Administrative Update AppliedMar 24, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.