Home/Search/KK4RTS

KK4RTS

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKOSCIUCH, JAMES M

License ClassTechnician

Min. Class RequiredTechnician

LocationLEESVILLE, SC

Grant DateJun 10, 2013

Expiration DateJun 10, 2023

Cancellation DateJun 11, 2025

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/KK4RTS

← Back to results

KK4RTS

Available2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderKOSCIUCH, JAMES M

License ClassTechnician

Min. Class RequiredTechnician

LocationLEESVILLE, SC

Grant DateJun 10, 2013

Expiration DateJun 10, 2023

Cancellation DateJun 11, 2025

Available for ApplicationsJun 11, 2025

KK4RTS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by KOSCIUCH, JAMES M in LEESVILLE, SC. 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 King, Dale on Jun 10, 2013. KK4RTS has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Kilo Four Romeo Tango Sierra

Readability: 6.5/10(Good readability)

This callsign is available now

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

License History

License ExpiredJun 11, 2025
System-Generated GrantJun 10, 2013
License IssuedJun 10, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

King, DaleFiled Jun 10, 2013
DismissedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KK4RTR KK4RTT →

FCC data as of Jul 31, 2026

KK4RTS FCC Vanity Status: 1 Competing Application & History