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KP4JIR

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderRIVERA, JOSE ISIDRO

License ClassTechnician

Min. Class RequiredTechnician

LocationFlorida, PR

Grant DateMay 25, 2018

Expiration DateMay 25, 2028

KP4JIR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by RIVERA, JOSE ISIDRO in Florida, PR. 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 RIVERA, JOSE ISIDRO on May 7, 2018. KP4JIR has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 39 units(Moderate)

Voice Phonetics

Kilo Papa Four Juliet India Romeo

Readability: 6/10(Good readability)

License History

License IssuedMay 25, 2018
Vanity Callsign GrantedMay 25, 2018

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

RIVERA, JOSE ISIDROFiled May 7, 2018
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

KP4JIR FCC Vanity Status: 1 Competing Application & History