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KM4SMU

Expired2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderDix, Walter

License ClassTechnician

Min. Class RequiredTechnician

LocationLake Park, GA

Grant DateMay 10, 2016

Expiration DateMay 10, 2026

Available for ApplicationsMay 11, 2028

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KM4SMU

Expired2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderDix, Walter

License ClassTechnician

Min. Class RequiredTechnician

LocationLake Park, GA

Grant DateMay 10, 2016

Expiration DateMay 10, 2026

Available for ApplicationsMay 11, 2028

KM4SMU is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Dix, Walter in Lake Park, GA. 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 Dix, Walter on Apr 21, 2016. KM4SMU has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 34 units(Moderate)

Voice Phonetics

Kilo Mike Four Sierra Mike Uniform

Readability: 7.5/10(High readability)

Available May 11, 2028 (606 days remaining)

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

License History

License IssuedMay 10, 2016
Vanity Callsign GrantedMay 10, 2016
License CanceledApr 15, 2016
Administrative Update AppliedMar 29, 2016
System-Generated GrantMar 21, 2016
License IssuedMar 21, 2016

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Dix, WalterFiled Apr 21, 2016
Not awardedFCC ↗

Search external databases

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← KM4SMT KM4SMV →

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

KM4SMU FCC Vanity Status: 1 Competing Application & History