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KD0ISU

Active2x3District 0

Competitive callsign — 1 application filed with the FCC.

License HolderHowell, Michael D

License ClassTechnician

Min. Class RequiredTechnician

LocationGrimes, IA

Grant DateDec 27, 2018

Expiration DateFeb 21, 2029

KD0ISU is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Howell, Michael D in Grimes, IA. 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 Howell, Michael D on Feb 3, 2009. KD0ISU has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Delta Zero India Sierra Uniform

Readability: 5.5/10(Moderate readability)

License History

Administrative Update AppliedApr 21, 2026
License RenewedDec 27, 2018
License IssuedFeb 21, 2009
Vanity Callsign GrantedFeb 21, 2009

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Howell, Michael DFiled Feb 3, 2009
Not awardedFCC ↗

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FCC data as of Sep 4, 2026

KD0ISU FCC Vanity Status: 1 Competing Application & History