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K4SAW

Active1x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderWilzbacher, Steven A

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationEvansville, IN

Grant DateOct 22, 2020

Expiration DateDec 19, 2030

K4SAW is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Wilzbacher, Steven A in Evansville, IN. 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 CASTILLO, ISAIAS Z on Nov 29, 2000. K4SAW has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Kilo Four Sierra Alpha Whiskey

Readability: 7.5/10(High readability)

License History

License RenewedOct 22, 2020
Administrative Update AppliedOct 23, 2012
License RenewedNov 13, 2010
License ModifiedFeb 22, 2008
Administrative Update AppliedAug 15, 2007
Administrative Update AppliedMar 10, 2006
License IssuedDec 19, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

CASTILLO, ISAIAS ZFiled Nov 29, 2000
Not awardedFCC ↗
WILZBACHER, STEVEN AFiled Nov 29, 2000
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

K4SAW FCC Vanity Status: 2 Competing Applications & History