N4MRT
Cancelled1x3District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderDavis IV, John R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationFairfax, VA
Grant DateMay 10, 2024
Cancellation DateAug 30, 2025
Available for ApplicationsAug 31, 2027
N4MRT is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Davis IV, John R in Fairfax, VA. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Davis IV, John R on Apr 22, 2024. N4MRT has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- -- .-. -
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
November Four Mike Romeo Tango
Readability: 7.5/10(High readability)
Available Aug 31, 2027 (361 days remaining)
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledAug 30, 2025
- License ModifiedAug 12, 2025
- License IssuedMay 10, 2024
- Vanity Callsign GrantedMay 10, 2024
- License ExpiredJul 19, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.