KR4IOH
Active2x3District 4
No competing applications on record.
License HolderRock, David J
License ClassTechnician
Min. Class RequiredTechnician
LocationNorwalk, OH
Grant DateDec 24, 2025
Expiration DateDec 24, 2035
KR4IOH is a 2x3 format amateur radio callsign. It is currently registered to Rock, David J in Norwalk, OH. 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: 34 units(Moderate)
Voice Phonetics
Kilo Romeo Four India Oscar Hotel
Readability: 6.5/10(Good readability)
License History
- System-Generated GrantDec 24, 2025
- License IssuedDec 24, 2025
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.