KP4AAK
Active2x3District 4
No competing applications on record.
License HolderRIOS, GUILLERMO E
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationPONCE, PR
Grant DateJan 23, 2026
Expiration DateApr 5, 2036
KP4AAK is a 2x3 format amateur radio callsign. It is currently registered to RIOS, GUILLERMO E in PONCE, PR. 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: 37 units(Moderate)
Voice Phonetics
Kilo Papa Four Alpha Alpha Kilo
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJan 26, 2026
- License RenewedJan 23, 2026
- License RenewedFeb 10, 2016
- License ModifiedJul 15, 2011
- License RenewedJan 24, 2006
- Administrative Update AppliedJun 1, 2002
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.