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KR4X

Active2x1District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderGISPERT, LARRY J

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationTAMPA, FL

Grant DateDec 10, 2020

Expiration DateMar 6, 2031

KR4X is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by GISPERT, LARRY J in TAMPA, FL. 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 Reeves, Kevin W on Dec 15, 2017. KR4X has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 27 units(Light (fast to send))

Voice Phonetics

Kilo Romeo Four X-ray

Readability: 8/10(High readability)

License History

License RenewedDec 10, 2020
License RenewedJan 19, 2011
License RenewedMar 6, 2001

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Reeves, Kevin WFiled Dec 15, 2017
DismissedFCC ↗
CAGE, MICHAEL CFiled Feb 27, 2001
DismissedFCC ↗
LEE, KEVIN PFiled Feb 27, 2001
DismissedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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FCC data as of Sep 4, 2026

KR4X FCC Vanity Status: 3 Competing Applications & History