W4JMF
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderSouth, William B
License ClassTechnician
Min. Class RequiredGeneral
LocationManassas, VA
Grant DateApr 10, 2026
Expiration DateApr 8, 2036
W4JMF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by South, William B in Manassas, VA. 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 FORD, JASON M on Mar 21, 2016. W4JMF has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- .--- -- ..-.
CW Weight: 36 units(Moderate)
Voice Phonetics
Whiskey Four Juliet Mike Foxtrot
Readability: 8/10(High readability)
License History
- Administrative Update AppliedMay 4, 2026
- License RenewedApr 10, 2026
- Administrative Update AppliedApr 23, 2022
- License IssuedApr 8, 2016
- Vanity Callsign GrantedApr 8, 2016
- License CanceledNov 27, 1999
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- FORD, JASON MFiled Mar 21, 2016Not awardedFCC ↗