KL4CX
Active2x2District 4
No competing applications on record.
License HolderKnapp, Carl D
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSummerville, SC
Grant DateApr 11, 2025
Expiration DateJun 9, 2035
KL4CX is a 2x2 format amateur radio callsign. It is currently registered to Knapp, Carl D in Summerville, SC. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.
CW & Voice Analysis
Morse Code
-.- .-.. ....- -.-. -..-
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Lima Four Charlie X-ray
Readability: 8/10(High readability)
License History
- Administrative Update AppliedJun 30, 2026
- Administrative Update AppliedFeb 27, 2026
- License RenewedApr 11, 2025
- Administrative Update AppliedDec 14, 2019
- Administrative Update AppliedAug 8, 2018
- Administrative Update AppliedApr 21, 2017
- License ModifiedJun 16, 2016
- Administrative Update AppliedOct 14, 2015
- System-Generated GrantJun 9, 2015
- License IssuedJun 9, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications on record. Verify on the FCC ULS application search before filing.