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KN4LRR

Available2x3District 4

No competing applications on record.

License HolderAppuhn, John F

License ClassTechnician

Min. Class RequiredTechnician

LocationFlorence, AL

Grant DateApr 20, 2018

Expiration DateApr 20, 2028

Cancellation DateMay 11, 2018

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KN4LRR

Available2x3District 4

No competing applications on record.

License HolderAppuhn, John F

License ClassTechnician

Min. Class RequiredTechnician

LocationFlorence, AL

Grant DateApr 20, 2018

Expiration DateApr 20, 2028

Cancellation DateMay 11, 2018

Available for ApplicationsMay 12, 2020

KN4LRR is a 2x3 format amateur radio callsign. It is currently registered to Appuhn, John F in Florence, AL. 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 November Four Lima Romeo Romeo

Readability: 6/10(Good readability)

This callsign is available now

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

License History

License CanceledMay 11, 2018
Administrative Update AppliedApr 24, 2018
System-Generated GrantApr 20, 2018
License IssuedApr 20, 2018

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 KN4LRR Available? FCC Vanity Status & Watchlist