WO3C
Cancelled2x1District 3
Competitive callsign — 4 applications filed with the FCC.
License HolderVILLAR, ISAURA
License ClassTechnician
Min. Class RequiredAmateur Extra
LocationJUNCOS, PR
Grant DateAug 15, 2023
Cancellation DateSep 4, 2024
Available for ApplicationsSep 5, 2026
WO3C is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by VILLAR, ISAURA in JUNCOS, PR. 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 KAEFF JR, CHARLES N on Jul 28, 2023. WO3C has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- --- ...-- -.-.
CW Weight: 33 units(Moderate)
Voice Phonetics
Whiskey Oscar Three Charlie
Readability: 8.5/10(High readability)
Available Sep 5, 2026 (39 days remaining)
Requires Amateur Extra license or higher to apply for this callsign format (2x1).
License History
- License CanceledSep 4, 2024
- License IssuedAug 15, 2023
- Vanity Callsign GrantedAug 15, 2023
- License ExpiredJul 12, 2023
- License RenewedJun 4, 2011
- Administrative Update AppliedNov 19, 2004
- Tax ID (TIN) AddedJun 20, 2001
- License RenewedJun 20, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.