WP4UDP
Active2x3District 4
No competing applications on record.
License HolderSANTOS, MICHAEL G
License ClassTechnician
Min. Class RequiredTechnician
LocationTOA ALTA, PR
Grant DateSep 25, 2026
Expiration DateSep 25, 2036
WP4UDP is a 2x3 format amateur radio callsign. It is currently registered to SANTOS, MICHAEL G in TOA ALTA, 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: 40 units(Moderate)
Voice Phonetics
Whiskey Papa Four Uniform Delta Papa
Readability: 7/10(Good readability)
License History
- System-Generated GrantSep 25, 2026
- License IssuedSep 25, 2026
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.