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KC4MUD

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderCorley, Jefferson D

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationArkadelphia, AR

Grant DateOct 10, 1989

Expiration DateOct 10, 1999

Cancellation DateOct 11, 2001

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KC4MUD

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderCorley, Jefferson D

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationArkadelphia, AR

Grant DateOct 10, 1989

Expiration DateOct 10, 1999

Cancellation DateOct 11, 2001

Available for ApplicationsOct 11, 2001

KC4MUD is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Corley, Jefferson D in Arkadelphia, AR. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Caddell, Jennifer L on Mar 4, 2014. KC4MUD has 1 recorded FCC license history event.

CW & Voice Analysis

Morse Code

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

CW Weight: 38 units(Moderate)

Voice Phonetics

Kilo Charlie Four Mike Uniform Delta

Readability: 7.5/10(High readability)

This callsign is available now

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

License History

License ExpiredOct 11, 2001

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Caddell, Jennifer LFiled Mar 4, 2014
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 15, 2026

KC4MUD FCC Vanity Status: 1 Competing Application & History