KO1H
Active2x1District 1
Competitive callsign — 2 applications filed with the FCC.
License HolderSEXTON, JOHN G
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationRoseville, CA
Grant DateApr 16, 2024
Expiration DateApr 16, 2034
KO1H is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by SEXTON, JOHN G in Roseville, CA. 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 Sexton, John G on Mar 11, 2004. KO1H has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --- .---- ....
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Oscar One Hotel
Readability: 8.5/10(High readability)
License History
- Administrative Update AppliedJun 10, 2025
- License RenewedApr 16, 2024
- Administrative Update AppliedMar 31, 2022
- Administrative Update AppliedApr 14, 2020
- Administrative Update AppliedJun 24, 2015
- License RenewedFeb 28, 2014
- License IssuedMar 31, 2004
- Vanity Callsign GrantedMar 31, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.