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KR4JJW

Cancelled2x3District 4

No competing applications on record.

License HolderWALRATH, APRIL S

License ClassTechnician

Min. Class RequiredTechnician

LocationFPO, AE

Grant DateFeb 4, 2026

Cancellation DateApr 17, 2026

Available for ApplicationsApr 18, 2028

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KR4JJW

Cancelled2x3District 4

No competing applications on record.

License HolderWALRATH, APRIL S

License ClassTechnician

Min. Class RequiredTechnician

LocationFPO, AE

Grant DateFeb 4, 2026

Cancellation DateApr 17, 2026

Available for ApplicationsApr 18, 2028

KR4JJW is a 2x3 format amateur radio callsign. It is currently registered to WALRATH, APRIL S in FPO, AE. 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: 46 units(Heavy (slower to send))

Voice Phonetics

Kilo Romeo Four Juliet Juliet Whiskey

Readability: 6/10(Good readability)

Available Apr 18, 2028 (591 days remaining)

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

License History

License CanceledApr 17, 2026
System-Generated GrantFeb 4, 2026
License IssuedFeb 4, 2026

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

← KR4JJV KR4JJX →

FCC data as of Sep 4, 2026

Is KR4JJW Available? FCC Vanity Status & Watchlist