CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/K1JDK

← Back to results

K1JDK

Active1x3District 1

Competitive callsign — 1 application filed with the FCC.

License HolderKrukoff, John D

License ClassGeneral

Min. Class RequiredGeneral

LocationBloomington, IN

Grant DateJul 30, 2024

Expiration DateSep 14, 2034

K1JDK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Krukoff, John D in Bloomington, IN. 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 KRUKOFF, JOHN D on Aug 25, 2004. K1JDK has 8 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Kilo One Juliet Delta Kilo

Readability: 7.5/10(High readability)

License History

License RenewedJul 30, 2024
Administrative Update AppliedJun 16, 2020
Administrative Update AppliedSep 7, 2018
Administrative Update AppliedAug 1, 2017
License RenewedJul 10, 2014
License ModifiedSep 22, 2004
License IssuedSep 14, 2004
Vanity Callsign GrantedSep 14, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

KRUKOFF, JOHN DFiled Aug 25, 2004
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K1JDH K1JDL →

FCC data as of Sep 4, 2026

K1JDK FCC Vanity Status: 1 Competing Application & History