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W6DUH

Active1x3District 6

Competitive callsign — 1 application filed with the FCC.

License HolderMATHIS, RONNIE D

License ClassGeneral

Min. Class RequiredGeneral

LocationGRAPEVINE, TX

Grant DateFeb 22, 2018

Expiration DateApr 22, 2028

W6DUH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MATHIS, RONNIE D in GRAPEVINE, 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 Landrum, Alexander on Jul 27, 2021. W6DUH has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Whiskey Six Delta Uniform Hotel

Readability: 7.5/10(High readability)

License History

License RenewedFeb 22, 2018
Tax ID (TIN) AddedFeb 26, 2008
License RenewedFeb 26, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Landrum, AlexanderFiled Jul 27, 2021
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

W6DUH FCC Vanity Status: 1 Competing Application & History