KK0O
Active2x1District 0
Competitive callsign — 7 applications filed with the FCC.
License HolderO'Brien, Mark A
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationRose Hill, KS
Grant DateFeb 24, 2018
Expiration DateFeb 24, 2028
KK0O is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by O'Brien, Mark A in Rose Hill, KS. This callsign has attracted significant interest in the amateur radio community, with 7 vanity applications filed with the FCC. The most recent was submitted by Keaney, Kevin C on Feb 9, 2018. KK0O has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.- ----- ---
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Kilo Zero Oscar
Readability: 8/10(High readability)
License History
- Administrative Update AppliedOct 7, 2022
- Administrative Update AppliedMay 19, 2020
- License IssuedFeb 24, 2018
- Vanity Callsign GrantedFeb 24, 2018
- License ExpiredFeb 6, 2018
- License RenewedDec 6, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.