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KJ4MUD

Available2x3District 4

No competing applications on record.

License HolderALVAREZ, HECTOR W

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationAGUADILLA, PR

Grant DateJun 15, 2009

Expiration DateJun 15, 2019

Cancellation DateJun 16, 2021

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KJ4MUD

Available2x3District 4

No competing applications on record.

License HolderALVAREZ, HECTOR W

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationAGUADILLA, PR

Grant DateJun 15, 2009

Expiration DateJun 15, 2019

Cancellation DateJun 16, 2021

Available for ApplicationsJun 16, 2021

KJ4MUD is a 2x3 format amateur radio callsign. It is currently registered to ALVAREZ, HECTOR W in AGUADILLA, PR. 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: 40 units(Moderate)

Voice Phonetics

Kilo Juliet Four Mike Uniform Delta

Readability: 7/10(Good readability)

This callsign is available now

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

License History

License ExpiredJun 16, 2021
System-Generated GrantJun 15, 2009
License IssuedJun 15, 2009

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 KJ4MUD Available? FCC Vanity Status & Watchlist