AA4U
Unknown2x1Zone 4
License HolderRICHARDSON III, FRANK T
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (2x1).
License History
- Administrative Update AppliedDec 30, 2025
- License RenewedJul 11, 2017
- License IssuedOct 5, 2007
- Vanity Callsign GrantedOct 5, 2007
- Internal Correction AppliedSep 20, 2007
- Internal Correction AppliedSep 20, 2007
- License ModifiedJun 13, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications detected. Monitor the FCC ULS application search to verify before filing.