NA4CT
Active2x2District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderLiu, Chunhai
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationBoca Raton, FL
Grant DateMar 19, 2026
Expiration DateMar 19, 2036
NA4CT is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Liu, Chunhai in Boca Raton, 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 Adamez Jr, Paul J on Oct 7, 2004. NA4CT has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. .- ....- -.-. -
CW Weight: 26 units(Light (fast to send))
Voice Phonetics
November Alpha Four Charlie Tango
Readability: 7.5/10(High readability)
License History
- License IssuedJun 15, 2026
- System-Generated GrantJun 15, 2026
Vanity Application Activity
Competing applications filed with the FCC for this callsign.