WI4MM
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderMURRAY, MARK D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationVINTON, VA
Grant DateMar 31, 2026
Expiration DateJun 25, 2036
WI4MM is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by MURRAY, MARK D in VINTON, VA. 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 Murray, Mark D on Jun 7, 2016. WI4MM has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- .. ....- -- --
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Whiskey India Four Mike Mike
Readability: 8.5/10(High readability)
License History
- Administrative Update AppliedMay 4, 2026
- License RenewedMar 31, 2026
- License IssuedJun 25, 2016
- Vanity Callsign GrantedJun 25, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Murray, Mark DFiled Jun 7, 2016Not awardedFCC ↗