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W0LSU

Available1x3District 0

Competitive callsign — 4 applications filed with the FCC.

License HolderLapthorne, David J

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationSparta, MO

Grant DateDec 23, 2011

Expiration DateDec 23, 2021

Cancellation DateDec 27, 2023

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W0LSU

Available1x3District 0

Competitive callsign — 4 applications filed with the FCC.

License HolderLapthorne, David J

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationSparta, MO

Grant DateDec 23, 2011

Expiration DateDec 23, 2021

Cancellation DateDec 27, 2023

Available for ApplicationsDec 24, 2023

W0LSU is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Lapthorne, David J in Sparta, MO. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Lapthorne, David J on Dec 5, 2011. W0LSU has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 36 units(Moderate)

Voice Phonetics

Whiskey Zero Lima Sierra Uniform

Readability: 6.5/10(Good readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (1x3).

License History

License ExpiredDec 27, 2023
Administrative Update AppliedMar 11, 2016
License IssuedDec 23, 2011
Vanity Callsign GrantedDec 23, 2011

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Lapthorne, David JFiled Dec 5, 2011
Not awardedFCC ↗
Ireson, EdwardFiled Oct 12, 2005
Not awardedFCC ↗
LOUISANA STATE UNIV AMA RADIO CLUBFiled Jul 12, 2002
Not awardedFCC ↗
Asscherick, Odie DFiled May 29, 2002

Search external databases

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FCC data as of Jul 10, 2026

Not awardedFCC ↗

W0LSU FCC Vanity Status: 4 Competing Applications & History