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KN4UOL

Available2x3District 4

No competing applications on record.

License HolderWeltmer, Russell A

License ClassTechnician

Min. Class RequiredTechnician

LocationTroy, MO

Grant DateMay 14, 2019

Expiration DateMay 14, 2029

Cancellation DateMay 12, 2020

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KN4UOL

Available2x3District 4

No competing applications on record.

License HolderWeltmer, Russell A

License ClassTechnician

Min. Class RequiredTechnician

LocationTroy, MO

Grant DateMay 14, 2019

Expiration DateMay 14, 2029

Cancellation DateMay 12, 2020

Available for ApplicationsMay 13, 2022

KN4UOL is a 2x3 format amateur radio callsign. It is currently registered to Weltmer, Russell A in Troy, MO. 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 November Four Uniform Oscar Lima

Readability: 6.5/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledMay 12, 2020
System-Generated GrantMay 14, 2019
License IssuedMay 14, 2019

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.

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FCC data as of Sep 12, 2026

Is KN4UOL Available? FCC Vanity Status & Watchlist