KA0SEN
Available2x3District 0
Competitive callsign — 1 application filed with the FCC.
License HolderBRUNTON, MARILYN K
License ClassGeneral
Min. Class RequiredTechnician
LocationTULSA, OK
Grant DateSep 2, 2010
Expiration DateOct 16, 2020
Cancellation DateOct 18, 2022
Available for ApplicationsOct 17, 2022
KA0SEN is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by BRUNTON, MARILYN K in TULSA, OK. 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 Hartson, Keenan A on Sep 16, 2025. KA0SEN has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .- ----- ... . -.
CW Weight: 34 units(Moderate)
Voice Phonetics
Kilo Alpha Zero Sierra Echo November
Readability: 6/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredOct 18, 2022
- License RenewedSep 2, 2010
- License RenewedJul 26, 2000
- License ModifiedMay 31, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Hartson, Keenan AFiled Sep 16, 2025Not awardedFCC ↗