KF4ERF
Active2x3District 4
No competing applications on record.
License HolderKING SR, DAVID M
License ClassTechnician
Min. Class RequiredTechnician
LocationNORFOLK, VA
Grant DateMar 14, 2026
Expiration DateMay 18, 2036
KF4ERF is a 2x3 format amateur radio callsign. It is currently registered to KING SR, DAVID M in NORFOLK, 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: 32 units(Moderate)
Voice Phonetics
Kilo Foxtrot Four Echo Romeo Foxtrot
Readability: 7/10(Good readability)
License History
- License RenewedMar 14, 2026
- License RenewedJun 29, 2016
- Administrative Update AppliedJan 5, 2016
- License RenewedMay 18, 2006
- FRN Association Email SentMay 18, 2006
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.