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K1ZZZ

Active1x3District 1

Competitive callsign — 3 applications filed with the FCC.

License HolderZAVATSKY, MARK J

License ClassGeneral

Min. Class RequiredGeneral

LocationHARWINTON, CT

Grant DateJan 30, 2019

Expiration DateFeb 3, 2029

K1ZZZ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by ZAVATSKY, MARK J in HARWINTON, CT. 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 DeCarvalho, Wilson on Apr 21, 2026. K1ZZZ has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 44 units(Heavy (slower to send))

Voice Phonetics

Kilo One Zulu Zulu Zulu

Readability: 8/10(High readability)

License History

License RenewedJan 30, 2019
Administrative Update AppliedJan 30, 2019
License RenewedApr 16, 2009
Tax ID (TIN) AddedApr 8, 2009

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

DeCarvalho, WilsonFiled Apr 21, 2026
DismissedFCC ↗
BARNEY, SUZANNEFiled Jun 6, 2000
Not awardedFCC ↗
BLANTON, BERT HFiled Jun 6, 2000
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K1ZZY K2AAA →

FCC data as of Sep 4, 2026

K1ZZZ FCC Vanity Status: 3 Competing Applications & History