W3OST
Cancelled1x3District 3
Competitive callsign — 4 applications filed with the FCC.
License HolderMc Knight, Michael
License ClassGeneral
Min. Class RequiredGeneral
LocationCranstron, RI
Grant DateMay 10, 2022
Cancellation DateApr 10, 2026
Available for ApplicationsApr 11, 2028
W3OST is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Mc Knight, Michael in Cranstron, RI. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Surdacki, Richard M on Apr 22, 2022. W3OST has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ...-- --- ... -
CW Weight: 31 units(Moderate)
Voice Phonetics
Whiskey Three Oscar Sierra Tango
Readability: 7.5/10(High readability)
Available Apr 11, 2028 (585 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledApr 10, 2026
- License ModifiedMar 18, 2024
- License IssuedMay 10, 2022
- Vanity Callsign GrantedMay 10, 2022
- License ExpiredNov 14, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.