KC1ZWK
Active2x3District 1
No competing applications on record.
License HolderCallahan, Sean P
License ClassTechnician
Min. Class RequiredTechnician
LocationNorthborough, MA
Grant DateJul 7, 2026
Expiration DateJul 7, 2036
KC1ZWK is a 2x3 format amateur radio callsign. It is currently registered to Callahan, Sean P in Northborough, MA. 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: 50 units(Heavy (slower to send))
Voice Phonetics
Kilo Charlie One Zulu Whiskey Kilo
Readability: 7.5/10(High readability)
License History
- System-Generated GrantJul 7, 2026
- License IssuedJul 7, 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.