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K4DUQ

Available1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderGLENNON, JAMES F

License ClassAdvanced

Min. Class RequiredGeneral

LocationBURKE, VA

Grant DateApr 30, 1991

Expiration DateApr 30, 2001

Cancellation DateMay 1, 2003

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K4DUQ

Available1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderGLENNON, JAMES F

License ClassAdvanced

Min. Class RequiredGeneral

LocationBURKE, VA

Grant DateApr 30, 1991

Expiration DateApr 30, 2001

Cancellation DateMay 1, 2003

Available for ApplicationsMay 1, 2003

K4DUQ is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by GLENNON, JAMES F in BURKE, VA. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Kaufman, Gerald on Jan 20, 2023. K4DUQ has 1 recorded FCC license history event.

CW & Voice Analysis

Morse Code

-.- ....- -.. ..- --.-

CW Weight: 34 units(Moderate)

Voice Phonetics

Kilo Four Delta Uniform Quebec

Readability: 7.5/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (1x3).

License History

License ExpiredMay 1, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Kaufman, GeraldFiled Jan 20, 2023
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

K4DUQ FCC Vanity Status: 1 Competing Application & History