AC4MM
Active2x2District 4
No competing applications on record.
License HolderGREENBERG, MARK M
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationDURHAM, NC
Grant DateOct 13, 2021
Expiration DateDec 31, 2031
AC4MM is a 2x2 format amateur radio callsign. It is currently registered to GREENBERG, MARK M in DURHAM, NC. 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: 31 units(Moderate)
Voice Phonetics
Alpha Charlie Four Mike Mike
Readability: 9/10(Excellent readability)
License History
- License RenewedOct 13, 2021
- License RenewedOct 5, 2011
- Tax ID (TIN) AddedOct 3, 2001
- Tax ID (TIN) AddedOct 3, 2001
- License RenewedOct 3, 2001
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.