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KS4LS

Available2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderHERNDON, JACK S

License ClassAmateur Extra

Min. Class RequiredGeneral

Cancellation DateFeb 6, 1998

Available for ApplicationsFeb 7, 2000

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KS4LS

Available2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderHERNDON, JACK S

License ClassAmateur Extra

Min. Class RequiredGeneral

Cancellation DateFeb 6, 1998

Available for ApplicationsFeb 7, 2000

KS4LS is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by HERNDON, JACK S. 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 Scarbrough, Larry on Jul 10, 2024.

CW & Voice Analysis

Morse Code

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

CW Weight: 26 units(Light (fast to send))

Voice Phonetics

Kilo Sierra Four Lima Sierra

Readability: 7/10(Good readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Scarbrough, LarryFiled Jul 10, 2024
Not awardedFCC ↗
STONE, ARTHUR LFiled Dec 10, 2013
Not awardedFCC ↗

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FCC data as of Jul 8, 2026

KS4LS FCC Vanity Status: 2 Competing Applications & History