WB6TLB
Active2x3District 6
Competitive callsign — 1 application filed with the FCC.
License HolderSorensen, Mark F
License ClassGeneral
Min. Class RequiredTechnician
LocationChico, CA
Grant DateAug 12, 2026
Expiration DateOct 18, 2036
WB6TLB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Sorensen, Mark F in Chico, CA. 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 Sorensen, Mark F on Sep 28, 2016. WB6TLB has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- -... -.... - .-.. -...
CW Weight: 35 units(Moderate)
Voice Phonetics
Whiskey Bravo Six Tango Lima Bravo
Readability: 7.5/10(High readability)
License History
- License RenewedAug 12, 2026
- License IssuedOct 18, 2016
- Vanity Callsign GrantedOct 18, 2016
- License ExpiredApr 20, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Sorensen, Mark FFiled Sep 28, 2016Not awardedFCC ↗