K4ZAJ
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderOGrady, Austin D
License ClassTechnician
Min. Class RequiredGeneral
LocationOviedo, FL
Grant DateMar 13, 2023
Expiration DateMar 13, 2033
K4ZAJ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by OGrady, Austin D in Oviedo, FL. 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 OGrady, Austin D on Feb 22, 2023. K4ZAJ has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- --.. .- .---
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Four Zulu Alpha Juliet
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedMar 31, 2026
- License IssuedMar 13, 2023
- Vanity Callsign GrantedMar 13, 2023
- License ExpiredAug 23, 2016
- Tax ID (TIN) AddedJul 27, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.