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W4SLZ

Active1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderGARDNER, MARSHALL L

License ClassTechnician

Min. Class RequiredGeneral

LocationFORT WORTH, TX

Grant DateMar 14, 2023

Expiration DateMar 14, 2033

W4SLZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by GARDNER, MARSHALL L in FORT WORTH, TX. 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 JONES, TED E on Dec 5, 2002. W4SLZ has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Whiskey Four Sierra Lima Zulu

Readability: 7.5/10(High readability)

License History

License RenewedMar 14, 2023
Administrative Update AppliedMay 10, 2018
License RenewedSep 28, 2012
License IssuedDec 24, 2002
Vanity Callsign GrantedDec 24, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

JONES, TED EFiled Dec 5, 2002
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

W4SLZ FCC Vanity Status: 1 Competing Application & History