W4SJ
Active1x2District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderAVRA VALLEY AMATEUR RADIO CLUB
Min. Class RequiredAmateur Extra
LocationCAVE CREEK, AZ
Grant DateFeb 22, 2018
Expiration DateFeb 26, 2028
W4SJ is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by AVRA VALLEY AMATEUR RADIO CLUB in CAVE CREEK, AZ. 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 John, Scott W on Sep 3, 2025. W4SJ has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Whiskey Four Sierra Juliet
Readability: 7.5/10(High readability)
License History
- License RenewedFeb 22, 2018
- License RenewedDec 13, 2007
- Tax ID (TIN) AddedDec 19, 2006
- Administrative Update AppliedDec 19, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.