N4MSC
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderChipman, Michael S
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationWilliamsburg, VA
Grant DateNov 26, 2019
Expiration DateNov 26, 2029
N4MSC is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Chipman, Michael S in Williamsburg, VA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Porter Jr, Neil A on Dec 16, 2025. N4MSC has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- -- ... -.-.
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
November Four Mike Sierra Charlie
Readability: 7.5/10(High readability)
License History
- License ModifiedApr 21, 2025
- Administrative Update AppliedMay 29, 2020
- License IssuedNov 26, 2019
- Vanity Callsign GrantedNov 26, 2019
- License ExpiredFeb 10, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.