K4EMX
Available1x3District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderCox, Steven A
License ClassGeneral
Min. Class RequiredGeneral
LocationJohnson City, TN
Grant DateMar 28, 2014
Expiration DateMar 28, 2024
Cancellation DateMar 31, 2026
Available for ApplicationsMar 29, 2026
K4EMX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Cox, Steven A in Johnson City, TN. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by Palmer, Richard on Mar 30, 2026. K4EMX has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- . -- -..-
CW Weight: 29 units(Light (fast to send))
Voice Phonetics
Kilo Four Echo Mike X-ray
Readability: 8.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredMar 31, 2026
- License IssuedMar 28, 2014
- Vanity Callsign GrantedMar 28, 2014
- License CanceledApr 4, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.