KF4DBX
Active2x3District 4
No competing applications on record.
License HolderSIGUENZA, MARIO J
License ClassGeneral
Min. Class RequiredTechnician
LocationEULESS, TX
Grant DateDec 9, 2025
Expiration DateDec 23, 2035
KF4DBX is a 2x3 format amateur radio callsign. It is currently registered to SIGUENZA, MARIO J in EULESS, TX. 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: 39 units(Moderate)
Voice Phonetics
Kilo Foxtrot Four Delta Bravo X-ray
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedDec 11, 2025
- License RenewedDec 9, 2025
- Administrative Update AppliedNov 7, 2024
- License RenewedDec 23, 2015
- License ModifiedAug 9, 2011
- Tax ID (TIN) AddedDec 26, 2006
- License RenewedDec 26, 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.