WP4OTM
Available2x3District 4
No competing applications on record.
License HolderCustodio-Colon, Luis R
License ClassTechnician
Min. Class RequiredTechnician
LocationFajardo, PR
Grant DateJul 22, 2013
Expiration DateJul 22, 2023
Cancellation DateJul 23, 2025
Available for ApplicationsJul 23, 2025
WP4OTM is a 2x3 format amateur radio callsign. It is currently registered to Custodio-Colon, Luis R in Fajardo, 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 Oscar Tango Mike
Readability: 8/10(High readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJul 23, 2025
- System-Generated GrantJul 22, 2013
- License IssuedJul 22, 2013
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.