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KR4CQR

Cancelled2x3District 4

No competing applications on record.

License HolderSaddler, Derek H

License ClassTechnician

Min. Class RequiredTechnician

LocationLos Angeles, CA

Grant DateMar 28, 2025

Cancellation DateApr 15, 2025

Available for ApplicationsApr 16, 2027

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KR4CQR

Cancelled2x3District 4

No competing applications on record.

License HolderSaddler, Derek H

License ClassTechnician

Min. Class RequiredTechnician

LocationLos Angeles, CA

Grant DateMar 28, 2025

Cancellation DateApr 15, 2025

Available for ApplicationsApr 16, 2027

KR4CQR is a 2x3 format amateur radio callsign. It is currently registered to Saddler, Derek H in Los Angeles, CA. 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: 42 units(Heavy (slower to send))

Voice Phonetics

Kilo Romeo Four Charlie Quebec Romeo

Readability: 6.5/10(Good readability)

Available Apr 16, 2027 (223 days remaining)

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

License History

License CanceledApr 15, 2025
System-Generated GrantMar 28, 2025
License IssuedMar 28, 2025

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 ↗

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← KR4CQQ KR4CQS →

FCC data as of Sep 4, 2026

Is KR4CQR Available? FCC Vanity Status & Watchlist