W5FOS
Active1x3District 5
Competitive callsign — 3 applications filed with the FCC.
License HolderFosburgh, Asa M
License ClassGeneral
Min. Class RequiredGeneral
LocationHUMBLE, TX
Grant DateMay 13, 2025
Expiration DateJul 31, 2035
W5FOS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Fosburgh, Asa M in HUMBLE, TX. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Ossa, Ernesto F on Sep 11, 2025. W5FOS has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ..... ..-. --- ...
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Whiskey Five Foxtrot Oscar Sierra
Readability: 7.5/10(High readability)
License History
- License RenewedMay 13, 2025
- Administrative Update AppliedFeb 6, 2018
- License IssuedJul 31, 2015
- Vanity Callsign GrantedJul 31, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.