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W4MSH

Active1x3District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderDeRouen, Jonathan M

License ClassTechnician

Min. Class RequiredGeneral

LocationHouston, TX

Grant DateJun 28, 2024

Expiration DateJul 20, 2034

W4MSH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by DeRouen, Jonathan M in Houston, TX. 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 Brown, Richard C on Jul 1, 2004. W4MSH has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 27 units(Light (fast to send))

Voice Phonetics

Whiskey Four Mike Sierra Hotel

Readability: 8/10(High readability)

License History

Administrative Update AppliedJul 5, 2024
License RenewedJun 28, 2024
Administrative Update AppliedAug 22, 2014
License RenewedMay 31, 2014
License IssuedJul 20, 2004
Vanity Callsign GrantedJul 20, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Brown, Richard CFiled Jul 1, 2004
Not awardedFCC ↗
WALTMAN, PHILLIP BFiled Jul 1, 2004
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

W4MSH FCC Vanity Status: 2 Competing Applications & History