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K4MDX

Active1x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderWERNER, MICHAEL G

License ClassTechnician

Min. Class RequiredGeneral

LocationHUNTSVILLE, AL

Grant DateJun 16, 2017

Expiration DateJun 16, 2027

K4MDX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by WERNER, MICHAEL G in HUNTSVILLE, AL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Gubo, Mario on Mar 26, 2007. K4MDX has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

-.- ....- -- -.. -..-

CW Weight: 33 units(Moderate)

Voice Phonetics

Kilo Four Mike Delta X-ray

Readability: 8.5/10(High readability)

License History

Administrative Update AppliedApr 28, 2021
License RenewedJun 16, 2017
License IssuedApr 13, 2007
Vanity Callsign GrantedApr 13, 2007

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Gubo, MarioFiled Mar 26, 2007
Not awardedFCC ↗
Maddox III, Owen LFiled Apr 4, 2005
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

K4MDX FCC Vanity Status: 2 Competing Applications & History