WW4JMB
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBillker, Jonathan M
License ClassTechnician
Min. Class RequiredTechnician
LocationEtters, PA
Grant DateMay 30, 2018
Expiration DateMay 30, 2028
WW4JMB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Billker, Jonathan M in Etters, PA. 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 Billker, Jonathan M on May 10, 2018. WW4JMB has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- .-- ....- .--- -- -...
CW Weight: 43 units(Heavy (slower to send))
Voice Phonetics
Whiskey Whiskey Four Juliet Mike Bravo
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedMar 31, 2026
- Administrative Update AppliedSep 29, 2022
- License IssuedMay 30, 2018
- Vanity Callsign GrantedMay 30, 2018
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Billker, Jonathan MFiled May 10, 2018Not awardedFCC ↗