W1MSI
Active1x3District 1
Competitive callsign — 1 application filed with the FCC.
License HolderINSINGA, MERLE S
License ClassGeneral
Min. Class RequiredGeneral
LocationNASHUA, NH
Grant DateFeb 27, 2026
Expiration DateApr 5, 2036
W1MSI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by INSINGA, MERLE S in NASHUA, NH. 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 Insinga, Merle S on Mar 18, 2016. W1MSI has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 31 units(Moderate)
Voice Phonetics
Whiskey One Mike Sierra India
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedMar 2, 2026
- License RenewedFeb 27, 2026
- License IssuedApr 5, 2016
- Vanity Callsign GrantedApr 5, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Insinga, Merle SFiled Mar 18, 2016Not awardedFCC ↗