WO4USA
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderRANSOM, MARK C
License ClassGeneral
Min. Class RequiredTechnician
LocationSEDALIA, CO
Grant DateJul 16, 2019
Expiration DateJul 21, 2029
WO4USA is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by RANSOM, MARK C in SEDALIA, CO. 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 O DUGGAN, THORNTON W on Jul 2, 2009. WO4USA has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 35 units(Moderate)
Voice Phonetics
Whiskey Oscar Four Uniform Sierra Alpha
Readability: 6.5/10(Good readability)
License History
- License RenewedJul 16, 2019
- License IssuedJul 21, 2009
- Vanity Callsign GrantedJul 21, 2009
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- O DUGGAN, THORNTON WFiled Jul 2, 2009Not awardedFCC ↗