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KN4ONU

Available2x3District 4

No competing applications on record.

License HolderHumphreys, Charles T

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationCollierville, TN

Grant DateAug 17, 2018

Expiration DateAug 17, 2028

Cancellation DateNov 14, 2018

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KN4ONU

Available2x3District 4

No competing applications on record.

License HolderHumphreys, Charles T

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationCollierville, TN

Grant DateAug 17, 2018

Expiration DateAug 17, 2028

Cancellation DateNov 14, 2018

Available for ApplicationsNov 15, 2020

KN4ONU is a 2x3 format amateur radio callsign. It is currently registered to Humphreys, Charles T in Collierville, TN. 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: 36 units(Moderate)

Voice Phonetics

Kilo November Four Oscar November Uniform

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 CanceledNov 14, 2018
License ModifiedSep 13, 2018
System-Generated GrantAug 17, 2018
License IssuedAug 17, 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 KN4ONU Available? FCC Vanity Status & Watchlist