Home/Search/KJ4TSO

KJ4TSO

Available2x3District 4

No competing applications on record.

License HolderFERREE, JAMES L

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationLAND O LAKES, FL

Grant DateApr 1, 2010

Expiration DateApr 1, 2020

Cancellation DateFeb 10, 2012

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/KJ4TSO

← Back to results

KJ4TSO

Available2x3District 4

No competing applications on record.

License HolderFERREE, JAMES L

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationLAND O LAKES, FL

Grant DateApr 1, 2010

Expiration DateApr 1, 2020

Cancellation DateFeb 10, 2012

Available for ApplicationsFeb 11, 2014

KJ4TSO is a 2x3 format amateur radio callsign. It is currently registered to FERREE, JAMES L in LAND O LAKES, FL. 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: 39 units(Moderate)

Voice Phonetics

Kilo Juliet Four Tango Sierra Oscar

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 CanceledFeb 10, 2012
License ModifiedDec 8, 2011
License ModifiedMay 11, 2010
System-Generated GrantApr 1, 2010
License IssuedApr 1, 2010

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

← KJ4TSN KJ4TSP →

FCC data as of Jul 28, 2026

Is KJ4TSO Available? FCC Vanity Status & Watchlist