AC4O
Active2x1District 4
No competing applications on record.
License HolderZettle, Philip O
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationVienna, VA
Grant DateMar 12, 2025
Expiration DateMay 4, 2035
AC4O is a 2x1 format amateur radio callsign. It is currently registered to Zettle, Philip O in Vienna, VA. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
.- -.-. ....- ---
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Alpha Charlie Four Oscar
Readability: 8.5/10(High readability)
License History
- License RenewedMar 12, 2025
- License RenewedApr 30, 2015
- Tax ID (TIN) AddedFeb 10, 2005
- License RenewedFeb 10, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.