WP4DO
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderHERNANDEZ BARRETO, LUIS R
License ClassP
Min. Class RequiredGeneral
LocationMAYAGUEZ, PR
Grant DateJan 13, 1997
Expiration DateJan 13, 2007
Cancellation DateJan 14, 2009
Available for ApplicationsJan 14, 2009
WP4DO is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by HERNANDEZ BARRETO, LUIS R in MAYAGUEZ, PR. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by NEGREIRA JR, SERGIO P on Mar 5, 2021. WP4DO has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
.-- .--. ....- -.. ---
CW Weight: 36 units(Moderate)
Voice Phonetics
Whiskey Papa Four Delta Oscar
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredJan 14, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- NEGREIRA JR, SERGIO PFiled Mar 5, 2021DismissedFCC ↗