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/KB4UOJ

← Back to results

KB4UOJ

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderHedden, Carol L

License ClassTechnician

Min. Class RequiredTechnician

LocationFranklin, TN

Grant DateApr 20, 2026

Expiration DateApr 20, 2036

KB4UOJ is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Hedden, Carol L in Franklin, TN. 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 Tainio, Robert F on Feb 19, 2026. KB4UOJ has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Kilo Bravo Four Uniform Oscar Juliet

Readability: 6.5/10(Good readability)

License History

License IssuedApr 20, 2026
Vanity Callsign GrantedApr 20, 2026

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Tainio, Robert FFiled Feb 19, 2026
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KB4UOI KB4UOK →

FCC data as of Jul 30, 2026

KB4UOJ FCC Vanity Status: 1 Competing Application & History