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KR4SJ

Active2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderREID, BARBARA H

License ClassAdvanced

Min. Class RequiredGeneral

LocationSaint Petersburg, FL

Grant DateAug 2, 2025

Expiration DateMay 31, 2034

KR4SJ is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by REID, BARBARA H in Saint Petersburg, FL. 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 John, Scott W on Sep 3, 2025. KR4SJ has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Romeo Four Sierra Juliet

Readability: 6.5/10(Good readability)

License History

License RenewedAug 2, 2025
License RenewedJul 24, 2014
Tax ID (TIN) AddedMar 5, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

John, Scott WFiled Sep 3, 2025
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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FCC data as of Sep 4, 2026

KR4SJ FCC Vanity Status: 1 Competing Application & History