KM4ZRR
Active2x3District 4
No competing applications on record.
License HolderNelson, William W
License ClassTechnician
Min. Class RequiredTechnician
LocationPueblo, CO
Grant DateDec 16, 2016
Expiration DateDec 16, 2026
KM4ZRR is a 2x3 format amateur radio callsign. It is currently registered to Nelson, William W in Pueblo, CO. 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: 38 units(Moderate)
Voice Phonetics
Kilo Mike Four Zulu Romeo Romeo
Readability: 7/10(Good readability)
License History
- Administrative Update AppliedJan 31, 2025
- System-Generated GrantDec 16, 2016
- License IssuedDec 16, 2016
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.