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W9SKD

Active1x3District 9

Competitive callsign — 1 application filed with the FCC.

License HolderHolzapfel, mark D

License ClassGeneral

Min. Class RequiredGeneral

LocationPLAINFIELD, IL

Grant DateFeb 23, 2024

Expiration DateFeb 23, 2034

W9SKD is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Holzapfel, mark D in PLAINFIELD, 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 Holzapfel, mark D on Feb 5, 2024. W9SKD has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 35 units(Moderate)

Voice Phonetics

Whiskey Nine Sierra Kilo Delta

Readability: 7.5/10(High readability)

License History

License IssuedFeb 23, 2024
Vanity Callsign GrantedFeb 23, 2024
License ExpiredSep 19, 2020
License RenewedJul 30, 2008
Administrative Update AppliedNov 8, 2006
FRN Association Letter SentNov 8, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Holzapfel, mark DFiled Feb 5, 2024
Not awardedFCC ↗

Search external databases

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FCC data as of Jul 10, 2026

W9SKD FCC Vanity Status: 1 Competing Application & History