KJ4ZYB
Active2x3District 4
No competing applications on record.
License HolderPorterfield JR, Frederick Dale
License ClassGeneral
Min. Class RequiredTechnician
LocationRoanoke, VA
Grant DateDec 7, 2020
Expiration DateJan 24, 2031
KJ4ZYB is a 2x3 format amateur radio callsign. It is currently registered to Porterfield JR, Frederick Dale in Roanoke, VA. 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: 48 units(Heavy (slower to send))
Voice Phonetics
Kilo Juliet Four Zulu Yankee Bravo
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedSep 8, 2026
- License RenewedDec 7, 2020
- License ModifiedJun 5, 2015
- License IssuedJan 24, 2011
- System-Generated GrantJan 24, 2011
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.