K4NSU
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderMcCLURE, STEPHEN O
License ClassGeneral
Min. Class RequiredGeneral
LocationTallahassee, FL
Grant DateMay 12, 2026
Expiration DateMay 12, 2036
K4NSU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by McCLURE, STEPHEN O in Tallahassee, FL. 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 McCLURE, STEPHEN O on Apr 23, 2026. K4NSU has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -. ... ..-
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
Kilo Four November Sierra Uniform
Readability: 6.5/10(Good readability)
License History
- License IssuedMay 12, 2026
- Vanity Callsign GrantedMay 12, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.