KA4MCX
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderCox, Matthew J
License ClassTechnician
Min. Class RequiredTechnician
LocationRock Hill, SC
Grant DateNov 25, 2025
Expiration DateNov 25, 2035
KA4MCX is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Cox, Matthew J in Rock Hill, SC. 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 Cox, Matthew J on Sep 28, 2015. KA4MCX has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .- ....- -- -.-. -..-
CW Weight: 40 units(Moderate)
Voice Phonetics
Kilo Alpha Four Mike Charlie X-ray
Readability: 8/10(High readability)
License History
- License RenewedNov 25, 2025
- Administrative Update AppliedJul 19, 2022
- Administrative Update AppliedJul 10, 2019
- Administrative Update AppliedOct 30, 2018
- Vanity Callsign GrantedOct 16, 2015
- License IssuedOct 16, 2015
- License ExpiredJul 27, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Cox, Matthew JFiled Sep 28, 2015Not awardedFCC ↗