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KV4SR

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderMurphy, Patrick T

License ClassTechnician

Min. Class RequiredGeneral

LocationChicago, IL

Grant DateAug 25, 2011

Expiration DateAug 25, 2021

Cancellation DateDec 17, 2013

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KV4SR

Available2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderMurphy, Patrick T

License ClassTechnician

Min. Class RequiredGeneral

LocationChicago, IL

Grant DateAug 25, 2011

Expiration DateAug 25, 2021

Cancellation DateDec 17, 2013

Available for ApplicationsDec 18, 2015

KV4SR is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Murphy, Patrick T in Chicago, IL. 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 Gilbert, Allen D on Apr 19, 2024. KV4SR has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 28 units(Light (fast to send))

Voice Phonetics

Kilo Victor Four Sierra Romeo

Readability: 7/10(Good readability)

This callsign is available now

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

License History

License CanceledDec 17, 2013
License IssuedNov 19, 2013
System-Generated GrantNov 19, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Gilbert, Allen DFiled Apr 19, 2024
Not awardedFCC ↗

Search external databases

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FCC data as of Jul 29, 2026

KV4SR FCC Vanity Status: 1 Competing Application & History