Home/Search/KJ4MSK

KJ4MSK

Available2x3District 4

No competing applications on record.

License HolderCooper, Michael S

License ClassTechnician

Min. Class RequiredTechnician

LocationSimpsonville, SC

Grant DateApr 9, 2019

Expiration DateJun 12, 2029

Cancellation DateJan 7, 2020

CallsignFinder

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/KJ4MSK

← Back to results

KJ4MSK

Available2x3District 4

No competing applications on record.

License HolderCooper, Michael S

License ClassTechnician

Min. Class RequiredTechnician

LocationSimpsonville, SC

Grant DateApr 9, 2019

Expiration DateJun 12, 2029

Cancellation DateJan 7, 2020

Available for ApplicationsJan 8, 2022

KJ4MSK is a 2x3 format amateur radio callsign. It is currently registered to Cooper, Michael S in Simpsonville, SC. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Kilo Juliet Four Mike Sierra Kilo

Readability: 7/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledJan 7, 2020
License RenewedApr 9, 2019
System-Generated GrantJun 12, 2009
License IssuedJun 12, 2009

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KJ4MSJ KJ4MSL →

FCC data as of Sep 12, 2026

Is KJ4MSK Available? FCC Vanity Status & Watchlist