WA7TWN
Active2x3District 7
Competitive callsign — 1 application filed with the FCC.
License HolderOSTERMEIER, CLIFFORD C
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationGRANTS PASS, OR
Grant DateMar 31, 2023
Expiration DateMar 31, 2033
WA7TWN is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by OSTERMEIER, CLIFFORD C in GRANTS PASS, OR. 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 NORBERG, NEAL R on Mar 13, 2023. WA7TWN has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- .- --... - .-- -.
CW Weight: 34 units(Moderate)
Voice Phonetics
Whiskey Alpha Seven Tango Whiskey November
Readability: 6.5/10(Good readability)
License History
- License ModifiedMar 9, 2026
- License IssuedMar 31, 2023
- Vanity Callsign GrantedMar 31, 2023
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- NORBERG, NEAL RFiled Mar 13, 2023Not awardedFCC ↗