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KM4UON

Expired2x3District 4

No competing applications on record.

License HolderSTONE, JUSTIN

License ClassTechnician

Min. Class RequiredTechnician

LocationChapin, SC

Grant DateJun 13, 2016

Expiration DateJun 13, 2026

Available for ApplicationsJun 14, 2028

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KM4UON

Expired2x3District 4

No competing applications on record.

License HolderSTONE, JUSTIN

License ClassTechnician

Min. Class RequiredTechnician

LocationChapin, SC

Grant DateJun 13, 2016

Expiration DateJun 13, 2026

Available for ApplicationsJun 14, 2028

KM4UON is a 2x3 format amateur radio callsign. It is currently registered to STONE, JUSTIN in Chapin, SC. 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 Uniform Oscar November

Readability: 7/10(Good readability)

Available Jun 14, 2028 (640 days remaining)

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

License History

Administrative Update AppliedMar 27, 2026
Administrative Update AppliedJun 22, 2016
System-Generated GrantJun 13, 2016
License IssuedJun 13, 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.

Search external databases

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← KM4UOM KM4UOO →

FCC data as of Sep 12, 2026

Is KM4UON Available? FCC Vanity Status & Watchlist