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KD0DD

Active2x2District 0

Competitive callsign — 2 applications filed with the FCC.

License HolderKNOWLES, DAVID H

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationBOX ELDER, SD

Grant DateJan 25, 2022

Expiration DateJan 25, 2032

KD0DD is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by KNOWLES, DAVID H in BOX ELDER, SD. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by KNOWLES, DAVID H on Jan 6, 2022. KD0DD has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Delta Zero Delta Delta

Readability: 7.5/10(High readability)

License History

License IssuedJan 25, 2022
Vanity Callsign GrantedJan 25, 2022
License ExpiredMar 27, 2020
FRN Association Letter SentFeb 9, 2008
License RenewedFeb 8, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

KNOWLES, DAVID HFiled Jan 6, 2022
Not awardedFCC ↗
CORNMAN, TERRY AFiled Dec 6, 2021
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

KD0DD FCC Vanity Status: 2 Competing Applications & History