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KM4SDY

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderGRAHEK, ARLENE

License ClassTechnician

Min. Class RequiredTechnician

LocationArlington, TN

Grant DateFeb 24, 2026

Expiration DateMar 11, 2036

KM4SDY is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by GRAHEK, ARLENE in Arlington, TN. 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 Yarbrough, Stephen D on Jan 11, 2016. KM4SDY has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 38 units(Moderate)

Voice Phonetics

Kilo Mike Four Sierra Delta Yankee

Readability: 7.5/10(High readability)

License History

License RenewedFeb 24, 2026
Administrative Update AppliedDec 2, 2025
System-Generated GrantMar 11, 2016
License IssuedMar 11, 2016

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Yarbrough, Stephen DFiled Jan 11, 2016
Not awardedFCC ↗

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← KM4SDX KM4SDZ →

FCC data as of Jul 29, 2026

KM4SDY FCC Vanity Status: 1 Competing Application & History