W6OWO
Active1x3District 6
Competitive callsign — 3 applications filed with the FCC.
License HolderAmmermann, Ernest Paul Henry C
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSunnyvale, CA
Grant DateFeb 6, 2024
Expiration DateFeb 6, 2034
W6OWO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Ammermann, Ernest Paul Henry C in Sunnyvale, CA. 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 Ammermann, Ernest Paul Henry C on Jan 19, 2024. W6OWO has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 39 units(Moderate)
Voice Phonetics
Whiskey Six Oscar Whiskey Oscar
Readability: 8/10(High readability)
License History
- Administrative Update AppliedApr 21, 2026
- Administrative Update AppliedApr 1, 2026
- Administrative Update AppliedApr 1, 2026
- License ModifiedFeb 27, 2024
- License IssuedFeb 6, 2024
- Vanity Callsign GrantedFeb 6, 2024
Vanity Application Activity
Competing applications filed with the FCC for this callsign.