K5OFS
Active1x3District 5
Competitive callsign — 2 applications filed with the FCC.
License HolderGROSSENBACHER, GLENN T
License ClassTechnician
Min. Class RequiredGeneral
LocationMARYSVILLE, WA
Grant DateMay 19, 2026
Expiration DateMay 19, 2036
K5OFS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by GROSSENBACHER, GLENN T in MARYSVILLE, WA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by GROSSENBACHER, GLENN T on Jan 28, 2016. K5OFS has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..... --- ..-. ...
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Five Oscar Foxtrot Sierra
Readability: 7.5/10(High readability)
License History
- License RenewedMay 19, 2026
- License IssuedFeb 17, 2016
- Vanity Callsign GrantedFeb 17, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.