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W0TDE

Active1x3District 0

Competitive callsign — 2 applications filed with the FCC.

License HolderMattli, David M

License ClassGeneral

Min. Class RequiredGeneral

LocationFlorissant, MO

Grant DateFeb 2, 2021

Expiration DateFeb 2, 2031

W0TDE is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Mattli, David M in Florissant, MO. 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 Epp, Todd D on Jun 22, 2022. W0TDE has 9 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Whiskey Zero Tango Delta Echo

Readability: 7.5/10(High readability)

License History

Administrative Update AppliedMay 20, 2025
Administrative Update AppliedMay 16, 2025
License RenewedFeb 2, 2021
Administrative Update AppliedMar 6, 2020
Administrative Update AppliedMay 11, 2017
Administrative Update AppliedJun 11, 2014
Administrative Update AppliedMay 18, 2011
Vanity Callsign GrantedOct 19, 2010
License IssuedOct 19, 2010

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Epp, Todd DFiled Jun 22, 2022
Not awardedFCC ↗
Mattli, David MFiled Sep 29, 2010
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← W0TDD W0TDF →

FCC data as of Jul 10, 2026

W0TDE FCC Vanity Status: 2 Competing Applications & History