W4MHT
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderTrepanier, Marc H
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationMerrimack, NH
Grant DateApr 3, 2021
Expiration DateApr 3, 2031
W4MHT is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Trepanier, Marc H in Merrimack, NH. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Thompson, Matthew H on Apr 7, 2026. W4MHT 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 Hotel Tango
Readability: 8.5/10(High readability)
License History
- License ModifiedMar 10, 2023
- License IssuedApr 3, 2021
- Vanity Callsign GrantedApr 3, 2021
- License ExpiredDec 14, 2016
- Tax ID (TIN) AddedOct 4, 2004
- License RenewedOct 4, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.