K4KO
Active1x2District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderTomerlin, Greg A
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationLebanon, TN
Grant DateDec 12, 2023
Expiration DateMar 6, 2034
K4KO is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by Tomerlin, Greg A in Lebanon, TN. 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 GRAY JR, WILLIAM C on Feb 10, 2014. K4KO has 9 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.- ---
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Four Kilo Oscar
Readability: 8.5/10(High readability)
License History
- Administrative Update AppliedJun 3, 2025
- License RenewedDec 12, 2023
- License RenewedDec 10, 2013
- License IssuedMar 6, 2004
- Vanity Callsign GrantedMar 6, 2004
- Internal Correction AppliedFeb 27, 2004
- Internal Correction AppliedFeb 27, 2004
- Administrative Update AppliedApr 4, 2001
- Tax ID (TIN) AddedApr 4, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.