W3DSO
Available1x3District 3
Competitive callsign — 4 applications filed with the FCC.
License HolderAllen, Richard W
License ClassGeneral
Min. Class RequiredGeneral
LocationBonita, CA
Grant DateJun 23, 2009
Expiration DateSep 16, 2019
Cancellation DateNov 4, 2014
Available for ApplicationsNov 5, 2016
W3DSO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Allen, Richard W in Bonita, CA. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Clowes, Frank K on Jan 6, 2025. W3DSO has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ...-- -.. ... ---
CW Weight: 33 units(Moderate)
Voice Phonetics
Whiskey Three Delta Sierra Oscar
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledNov 4, 2014
- License RenewedJun 23, 2009
- License ModifiedFeb 12, 2008
- Administrative Update AppliedMay 11, 2005
- Administrative Update AppliedAug 30, 2001
- License IssuedSep 16, 1999
Vanity Application Activity
Competing applications filed with the FCC for this callsign.