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KC3ZDO

Active2x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderHamblin, Richard P

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationCedar Rapids, IA

Grant DateMay 14, 2024

Expiration DateMay 14, 2034

KC3ZDO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Hamblin, Richard P in Cedar Rapids, 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 CARNAGHI, BOB on Jan 4, 2024. KC3ZDO has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 46 units(Heavy (slower to send))

Voice Phonetics

Kilo Charlie Three Zulu Delta Oscar

Readability: 7.5/10(High readability)

License History

System-Generated GrantMay 14, 2024
License IssuedMay 14, 2024

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

CARNAGHI, BOBFiled Jan 4, 2024
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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← KC3ZDN KC3ZDP →

FCC data as of Jul 31, 2026

KC3ZDO FCC Vanity Status: 1 Competing Application & History