KJ0NI
Active2x2District 0
Competitive callsign — 1 application filed with the FCC.
License HolderPETERSON, MARTIN R
License ClassGeneral
Min. Class RequiredGeneral
LocationHenderson, CO
Grant DateJan 23, 2026
Expiration DateApr 22, 2036
KJ0NI is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by PETERSON, MARTIN R in Henderson, CO. 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 Powell, Joni D on Apr 4, 2016. KJ0NI has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- ----- -. ..
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Juliet Zero November India
Readability: 6/10(Good readability)
License History
- License RenewedJan 23, 2026
- License IssuedApr 22, 2016
- Vanity Callsign GrantedApr 22, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Powell, Joni DFiled Apr 4, 2016Not awardedFCC ↗