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KD4TOM

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderCARTER, DAVID A

License ClassGeneral

Min. Class RequiredTechnician

LocationHOUSTON, TX

Grant DateAug 1, 2012

Expiration DateOct 13, 2022

Cancellation DateNov 16, 2024

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KD4TOM

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderCARTER, DAVID A

License ClassGeneral

Min. Class RequiredTechnician

LocationHOUSTON, TX

Grant DateAug 1, 2012

Expiration DateOct 13, 2022

Cancellation DateNov 16, 2024

Available for ApplicationsOct 14, 2024

KD4TOM is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by CARTER, DAVID A in HOUSTON, TX. 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 Willcox, Thomas N on Nov 24, 2025. KD4TOM has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Delta Four 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 ExpiredNov 16, 2024
License RenewedAug 1, 2012
License RenewedFeb 25, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Willcox, Thomas NFiled Nov 24, 2025
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

KD4TOM FCC Vanity Status: 1 Competing Application & History