WB0S
Active2x1District 0
Competitive callsign — 10 applications filed with the FCC.
License HolderSifford, Jack E
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationColumbia, MO
Grant DateNov 4, 2023
Expiration DateNov 4, 2033
WB0S is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Sifford, Jack E in Columbia, MO. This callsign has attracted significant interest in the amateur radio community, with 10 vanity applications filed with the FCC. The most recent was submitted by Sifford, Jack E on Oct 17, 2003. WB0S has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- -... ----- ...
CW Weight: 31 units(Moderate)
Voice Phonetics
Whiskey Bravo Zero Sierra
Readability: 7.5/10(High readability)
License History
- License RenewedNov 4, 2023
- Administrative Update AppliedJan 5, 2022
- License RenewedOct 24, 2013
- Administrative Update AppliedSep 28, 2011
- License IssuedNov 4, 2003
- Vanity Callsign GrantedNov 4, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.