K3IOB
Active1x3District 3
No competing applications on record.
License HolderMAYOL, CHRISTOPHER F
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationFAIRFAX, VA
Grant DateJan 20, 2018
Expiration DateJan 23, 2028
K3IOB is a 1x3 format amateur radio callsign. It is currently registered to MAYOL, CHRISTOPHER F in FAIRFAX, 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: 33 units(Moderate)
Voice Phonetics
Kilo Three India Oscar Bravo
Readability: 7.5/10(High readability)
License History
- License ModifiedJul 31, 2025
- License RenewedJan 20, 2018
- FRN Association Letter SentJan 25, 2008
- License RenewedJan 23, 2008
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.