KM4NST
Cancelled2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderWilliams, Michael M
License ClassGeneral
Min. Class RequiredTechnician
LocationSunnyvale, CA
Grant DateOct 2, 2015
Cancellation DateFeb 8, 2025
Available for ApplicationsFeb 9, 2027
KM4NST is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Williams, Michael M in Sunnyvale, CA. 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 Ellis, Harold O on Nov 21, 2014. KM4NST has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -- ....- -. ... -
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Mike Four November Sierra Tango
Readability: 7/10(Good readability)
Available Feb 9, 2027 (193 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledFeb 8, 2025
- Administrative Update AppliedDec 17, 2024
- Administrative Update AppliedFeb 28, 2023
- Administrative Update AppliedFeb 20, 2019
- Administrative Update AppliedSep 19, 2017
- License ModifiedOct 23, 2015
- System-Generated GrantOct 2, 2015
- License IssuedOct 2, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Ellis, Harold OFiled Nov 21, 2014Not awardedFCC ↗