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KI4SUS

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderDieckmann, Robert

License ClassTechnician

Min. Class RequiredTechnician

LocationPalm Bay, FL

Grant DateDec 27, 2006

Expiration DateDec 27, 2016

Cancellation DateDec 28, 2018

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KI4SUS

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderDieckmann, Robert

License ClassTechnician

Min. Class RequiredTechnician

LocationPalm Bay, FL

Grant DateDec 27, 2006

Expiration DateDec 27, 2016

Cancellation DateDec 28, 2018

Available for ApplicationsDec 28, 2018

KI4SUS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Dieckmann, Robert in Palm Bay, FL. 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 Clark, Stephanie R on Jul 10, 2025. KI4SUS has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 27 units(Light (fast to send))

Voice Phonetics

Kilo India Four Sierra Uniform Sierra

Readability: 5.5/10(Moderate readability)

This callsign is available now

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

License History

License ExpiredDec 28, 2018
System-Generated GrantDec 27, 2006
License IssuedDec 27, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Clark, Stephanie RFiled Jul 10, 2025
Not awardedFCC ↗

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FCC data as of Jul 30, 2026

KI4SUS FCC Vanity Status: 1 Competing Application & History