KK4KO
Expired2x2District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderKNIGHT, PAUL J
License ClassP
Min. Class RequiredGeneral
LocationMiddletown, DE
Grant DateNov 14, 2015
Expiration DateNov 14, 2025
Available for ApplicationsNov 15, 2027
KK4KO is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by KNIGHT, PAUL J in Middletown, DE. 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 WHITE, JOHN L on Oct 27, 2015. KK4KO has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.- ....- -.- ---
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo Kilo Four Kilo Oscar
Readability: 8/10(High readability)
Available Nov 15, 2027 (472 days remaining)
Requires General license or higher to apply for this callsign format (2x2).
License History
- Administrative Update AppliedApr 23, 2025
- Administrative Update AppliedJun 21, 2017
- License IssuedNov 14, 2015
- Vanity Callsign GrantedNov 14, 2015
- License ExpiredFeb 3, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.