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KC4YMX

Available2x3District 4

No competing applications on record.

License HolderSchulze, John R

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationConcord, CA

Grant DateApr 2, 1991

Expiration DateApr 2, 2001

Cancellation DateApr 3, 2003

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KC4YMX

Available2x3District 4

No competing applications on record.

License HolderSchulze, John R

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationConcord, CA

Grant DateApr 2, 1991

Expiration DateApr 2, 2001

Cancellation DateApr 3, 2003

Available for ApplicationsApr 3, 2003

KC4YMX is a 2x3 format amateur radio callsign. It is currently registered to Schulze, John R in Concord, 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: 46 units(Heavy (slower to send))

Voice Phonetics

Kilo Charlie Four Yankee Mike X-ray

Readability: 8/10(High readability)

This callsign is available now

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

License History

License ExpiredApr 3, 2003

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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FCC data as of Jul 29, 2026

Is KC4YMX Available? FCC Vanity Status & Watchlist