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K9SD

Active1x2District 9

Competitive callsign — 1 application filed with the FCC.

License HolderEFFINGER, SAMMIE H

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationALTON, IL

Grant DateDec 19, 2016

Expiration DateJan 9, 2027

K9SD is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by EFFINGER, SAMMIE H in ALTON, 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 Boisen, Robert on Sep 28, 2016. K9SD has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 28 units(Light (fast to send))

Voice Phonetics

Kilo Nine Sierra Delta

Readability: 8/10(High readability)

License History

License RenewedDec 19, 2016
Tax ID (TIN) AddedNov 21, 2006
License RenewedNov 21, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Boisen, RobertFiled Sep 28, 2016
DismissedFCC ↗

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FCC data as of Jul 31, 2026

K9SD FCC Vanity Status: 1 Competing Application & History