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K9CDA

Active1x3District 9

Competitive callsign — 1 application filed with the FCC.

License HolderAlonzi, C DAVID

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationNaperville, IL

Grant DateApr 3, 2019

Expiration DateApr 21, 2029

K9CDA is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Alonzi, C DAVID in Naperville, IL. 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 Alonzi, C DAVID on Apr 2, 2009. K9CDA has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Nine Charlie Delta Alpha

Readability: 8/10(High readability)

License History

Administrative Update AppliedJul 16, 2024
License RenewedApr 3, 2019
License ModifiedMar 20, 2012
License IssuedApr 21, 2009
Vanity Callsign GrantedApr 21, 2009

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Alonzi, C DAVIDFiled Apr 2, 2009
Not awardedFCC ↗

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FCC data as of Jul 31, 2026

K9CDA FCC Vanity Status: 1 Competing Application & History