K4OAJ
Active1x3District 4
No competing applications on record.
License HolderSETLIFF JR, FRANK D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationElk Rapids, MI
Grant DateApr 7, 2026
Expiration DateJun 11, 2036
K4OAJ is a 1x3 format amateur radio callsign. It is currently registered to SETLIFF JR, FRANK D in Elk Rapids, MI. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- ....- --- .- .---
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo Four Oscar Alpha Juliet
Readability: 7.5/10(High readability)
License History
- License RenewedApr 7, 2026
- Administrative Update AppliedSep 5, 2025
- Administrative Update AppliedSep 13, 2024
- License RenewedMar 17, 2016
- Administrative Update AppliedDec 6, 2013
- License RenewedMay 5, 2006
- Administrative Update AppliedApr 18, 2006
- Administrative Update AppliedSep 30, 2000
- License ModifiedJun 16, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.