KK4HFI
Active2x3District 4
No competing applications on record.
License HolderTHORNTON, MATTHEW D
License ClassGeneral
Min. Class RequiredTechnician
LocationWILLIAMSTON, SC
Grant DateDec 21, 2021
Expiration DateFeb 27, 2032
KK4HFI is a 2x3 format amateur radio callsign. It is currently registered to THORNTON, MATTHEW D in WILLIAMSTON, SC. 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: 33 units(Moderate)
Voice Phonetics
Kilo Kilo Four Hotel Foxtrot India
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedNov 26, 2025
- License RenewedDec 21, 2021
- License ModifiedJan 17, 2017
- System-Generated GrantFeb 27, 2012
- License IssuedFeb 27, 2012
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.