KE9ESC
Active2x3District 9
No competing applications on record.
License HolderSonnenberg, Charles C
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationChicago, IL
Grant DateJan 31, 2026
Expiration DateJan 31, 2036
KE9ESC is a 2x3 format amateur radio callsign. It is currently registered to Sonnenberg, Charles C in Chicago, IL. 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: 33 units(Moderate)
Voice Phonetics
Kilo Echo Nine Echo Sierra Charlie
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedJul 7, 2026
- License ModifiedApr 13, 2026
- Administrative Update AppliedApr 10, 2026
- License ModifiedMar 16, 2026
- System-Generated GrantJan 31, 2026
- License IssuedJan 31, 2026
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.