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KD4IUE

Available2x3District 4

No competing applications on record.

License HolderKREWSON JR, CLAYTON B

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationWOODLAND PARK, CO

Grant DateApr 7, 1992

Expiration DateApr 7, 2002

Cancellation DateApr 8, 2004

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KD4IUE

Available2x3District 4

No competing applications on record.

License HolderKREWSON JR, CLAYTON B

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationWOODLAND PARK, CO

Grant DateApr 7, 1992

Expiration DateApr 7, 2002

Cancellation DateApr 8, 2004

Available for ApplicationsApr 8, 2004

KD4IUE is a 2x3 format amateur radio callsign. It is currently registered to KREWSON JR, CLAYTON B in WOODLAND PARK, CO. 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: 27 units(Light (fast to send))

Voice Phonetics

Kilo Delta Four India Uniform Echo

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 ExpiredApr 8, 2004

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 4, 2026

Is KD4IUE Available? FCC Vanity Status & Watchlist