W4SDM
Active1x3District 4
Competitive callsign — 4 applications filed with the FCC.
License HolderMORROW, SHAWN D
License ClassGeneral
Min. Class RequiredGeneral
LocationFAIRFAX, VA
Grant DateOct 17, 2017
Expiration DateDec 14, 2027
W4SDM is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MORROW, SHAWN D in FAIRFAX, VA. 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 Morin, Seth D on Aug 7, 2026. W4SDM has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- ... -.. --
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Whiskey Four Sierra Delta Mike
Readability: 8/10(High readability)
License History
- License RenewedOct 17, 2017
- License ModifiedFeb 11, 2013
- License IssuedDec 14, 2007
- Vanity Callsign GrantedDec 14, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.