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KM4UMX

Available2x3District 4

No competing applications on record.

License HolderBlacker, Anthony R

License ClassGeneral

Min. Class RequiredTechnician

LocationFlorence, NJ

Grant DateJun 10, 2016

Expiration DateJun 10, 2026

Cancellation DateMar 13, 2018

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KM4UMX

Available2x3District 4

No competing applications on record.

License HolderBlacker, Anthony R

License ClassGeneral

Min. Class RequiredTechnician

LocationFlorence, NJ

Grant DateJun 10, 2016

Expiration DateJun 10, 2026

Cancellation DateMar 13, 2018

Available for ApplicationsMar 14, 2020

KM4UMX is a 2x3 format amateur radio callsign. It is currently registered to Blacker, Anthony R in Florence, NJ. 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: 39 units(Moderate)

Voice Phonetics

Kilo Mike Four Uniform Mike X-ray

Readability: 8/10(High readability)

This callsign is available now

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

License History

License CanceledMar 13, 2018
Administrative Update AppliedApr 25, 2017
Administrative Update AppliedApr 25, 2017
System-Generated GrantJun 10, 2016
License IssuedJun 10, 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

QRZ ↗HamQTH ↗

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← KM4UMW KM4UMY →

FCC data as of Sep 12, 2026 — may be delayed

Is KM4UMX Available? FCC Vanity Status & Watchlist