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KX4XI

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderPaape, John R

License ClassTechnician

Min. Class RequiredGeneral

LocationEllsworth, WI

Grant DateJan 22, 2020

Expiration DateJan 22, 2030

Cancellation DateMar 20, 2020

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KX4XI

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderPaape, John R

License ClassTechnician

Min. Class RequiredGeneral

LocationEllsworth, WI

Grant DateJan 22, 2020

Expiration DateJan 22, 2030

Cancellation DateMar 20, 2020

Available for ApplicationsMar 21, 2022

KX4XI is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Paape, John R in Ellsworth, WI. 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 Little, Charles M on Mar 6, 2025. KX4XI has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo X-ray Four X-ray India

Readability: 7.5/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License CanceledMar 20, 2020
License IssuedFeb 18, 2020
System-Generated GrantFeb 18, 2020

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Little, Charles MFiled Mar 6, 2025
Not awardedFCC ↗

Search external databases

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Explore nearby callsigns

← KX4XH KX4XJ →

FCC data as of Sep 12, 2026

KX4XI FCC Vanity Status: 1 Competing Application & History