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W1SMM

Active1x3District 1

Competitive callsign — 2 applications filed with the FCC.

License HolderMcGrath, Sean M

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationCumberland, RI

Grant DateMay 26, 2023

Expiration DateJul 19, 2033

W1SMM is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by McGrath, Sean M in Cumberland, RI. 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 von Gunten, Sean Michael on Jun 21, 2023. W1SMM has 9 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 35 units(Moderate)

Voice Phonetics

Whiskey One Sierra Mike Mike

Readability: 8.5/10(High readability)

License History

Administrative Update AppliedMay 11, 2024
Administrative Update AppliedMay 11, 2024
License RenewedMay 26, 2023
Administrative Update AppliedApr 18, 2017
Administrative Update AppliedSep 11, 2015
License ModifiedSep 1, 2015
License ModifiedJul 10, 2015
License IssuedJul 19, 2013
Vanity Callsign GrantedJul 19, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

von Gunten, Sean MichaelFiled Jun 21, 2023
Not awardedFCC ↗
McGrath, Sean MFiled Jul 1, 2013
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

W1SMM FCC Vanity Status: 2 Competing Applications & History