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KM4SER

Expired2x3District 4

No competing applications on record.

License HolderCrossette, Robert E

License ClassGeneral

Min. Class RequiredTechnician

LocationSan Diego, CA

Grant DateMar 11, 2016

Expiration DateMar 11, 2026

Available for ApplicationsMar 12, 2028

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KM4SER

Expired2x3District 4

No competing applications on record.

License HolderCrossette, Robert E

License ClassGeneral

Min. Class RequiredTechnician

LocationSan Diego, CA

Grant DateMar 11, 2016

Expiration DateMar 11, 2026

Available for ApplicationsMar 12, 2028

KM4SER is a 2x3 format amateur radio callsign. It is currently registered to Crossette, Robert E in San Diego, 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: 29 units(Light (fast to send))

Voice Phonetics

Kilo Mike Four Sierra Echo Romeo

Readability: 7/10(Good readability)

Available Mar 12, 2028 (546 days remaining)

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

License History

System-Generated GrantMar 11, 2016
License IssuedMar 11, 2016

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.

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FCC data as of Sep 12, 2026 — may be delayed

Is KM4SER Available? FCC Vanity Status & Watchlist