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W3MRT

Active1x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderCLAWSON, MARTIN A

License ClassGeneral

Min. Class RequiredGeneral

LocationWEST FORK, AR

Grant DateDec 17, 2025

Expiration DateFeb 23, 2036

W3MRT is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by CLAWSON, MARTIN A in WEST FORK, AR. 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 CLAWSON, MARTIN A on Feb 4, 2016. W3MRT has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 30 units(Light (fast to send))

Voice Phonetics

Whiskey Three Mike Romeo Tango

Readability: 8/10(High readability)

License History

License RenewedDec 17, 2025
License IssuedFeb 23, 2016
Vanity Callsign GrantedFeb 23, 2016

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

CLAWSON, MARTIN AFiled Feb 4, 2016
Not awardedFCC ↗

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FCC data as of Sep 4, 2026

W3MRT FCC Vanity Status: 1 Competing Application & History