KZ9DX
Active2x2District 9
Competitive callsign — 1 application filed with the FCC.
License HolderKOSSAKOWSKI, ZYGMUNT
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationPALOS HILLS, IL
Grant DateApr 29, 2026
Expiration DateJun 10, 2036
KZ9DX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by KOSSAKOWSKI, ZYGMUNT in PALOS HILLS, IL. 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 KOSSAKOWSKI, ZYGMUNT on May 23, 2006. KZ9DX has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --.. ----. -.. -..-
CW Weight: 41 units(Heavy (slower to send))
Voice Phonetics
Kilo Zulu Nine Delta X-ray
Readability: 8/10(High readability)
License History
- License RenewedApr 29, 2026
- Administrative Update AppliedMar 16, 2016
- License RenewedMar 15, 2016
- License IssuedJun 10, 2006
- Vanity Callsign GrantedJun 10, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- KOSSAKOWSKI, ZYGMUNTFiled May 23, 2006Not awardedFCC ↗