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KC3TOM

Available2x3District 3

Competitive callsign — 8 applications filed with the FCC.

License HolderMatsunaga, Marcos E

License ClassGeneral

Min. Class RequiredTechnician

LocationWinter Springs, FL

Grant DateDec 22, 2015

Expiration DateDec 22, 2025

Cancellation DateOct 9, 2020

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KC3TOM

Available2x3District 3

Competitive callsign — 8 applications filed with the FCC.

License HolderMatsunaga, Marcos E

License ClassGeneral

Min. Class RequiredTechnician

LocationWinter Springs, FL

Grant DateDec 22, 2015

Expiration DateDec 22, 2025

Cancellation DateOct 9, 2020

Available for ApplicationsOct 10, 2022

KC3TOM is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Matsunaga, Marcos E in Winter Springs, FL. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by Willcox, Thomas N on Nov 24, 2025. KC3TOM has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 42 units(Heavy (slower to send))

Voice Phonetics

Kilo Charlie Three Tango Oscar Mike

Readability: 8/10(High readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledOct 9, 2020
License ModifiedMay 16, 2016
License IssuedDec 22, 2015
Vanity Callsign GrantedDec 22, 2015

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Willcox, Thomas NFiled Nov 24, 2025
Not awardedFCC ↗
Jones, Thomas WFiled May 27, 2022
DismissedFCC ↗
Casey, ThomasFiled Nov 20, 2020
Not awardedFCC ↗
Ingram, Casey YFiled Nov 9, 2020

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KC3TOL KC3TON →

FCC data as of Sep 3, 2026

Not awarded

FCC ↗

Dawe, Thomas JFiled May 5, 2016

Not awardedFCC ↗

Wright, Thomas JFiled Dec 2, 2015

Not awardedFCC ↗

BURNETT, MORVEN WFiled Apr 16, 2004

Not awardedFCC ↗

Schlosser, ThomasFiled Apr 16, 2004

Not awardedFCC ↗

KC3TOM FCC Vanity Status: 8 Competing Applications & History