WP4JSA
Available2x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderFLORES JR, JULIO
License ClassNovice
Min. Class RequiredTechnician
LocationVEGA ALTA, PR
Grant DateDec 24, 1990
Expiration DateDec 24, 2000
Cancellation DateDec 25, 2002
Available for ApplicationsDec 25, 2002
WP4JSA is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by FLORES JR, JULIO in VEGA ALTA, PR. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by RODRIGUEZ, JAEL on Apr 6, 2026. WP4JSA has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
.-- .--. ....- .--- ... .-
CW Weight: 39 units(Moderate)
Voice Phonetics
Whiskey Papa Four Juliet Sierra Alpha
Readability: 6.5/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredDec 25, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.