KK4J
Active2x1District 4
Competitive callsign — 1 application filed with the FCC.
License HolderGUTHRIE, STEVEN K
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationKANSAS CITY, MO
Grant DateNov 22, 2025
Expiration DateOct 20, 2035
KK4J is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by GUTHRIE, STEVEN K in KANSAS CITY, MO. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Haglund, Bruce E on Nov 18, 2025. KK4J has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.- ....- .---
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Kilo Four Juliet
Readability: 8/10(High readability)
License History
- License RenewedNov 22, 2025
- License RenewedAug 13, 2015
- License RenewedOct 14, 2005
- Administrative Update AppliedJun 9, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Haglund, Bruce EFiled Nov 18, 2025DismissedFCC ↗