KA3KOS
Available2x3District 3
Competitive callsign — 1 application filed with the FCC.
License HolderBOWER JR, FREDRICK K
License ClassNovice
Min. Class RequiredTechnician
LocationBELLEVUE, PA
Grant DateMar 22, 1988
Expiration DateMar 22, 1998
Cancellation DateMar 23, 2000
Available for ApplicationsMar 23, 2000
KA3KOS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by BOWER JR, FREDRICK K in BELLEVUE, PA. 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 Higgins, Patrick J on May 8, 2026. KA3KOS has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-.- .- ...-- -.- --- ...
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Alpha Three Kilo Oscar Sierra
Readability: 7/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredMar 23, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Higgins, Patrick JFiled May 8, 2026Not awardedFCC ↗