Confidence: Medium · Source: FCC ULS · As of 2026-09-09

KN4FDQ

Cancelled

Matthews, William M

Location: Orlando, FL
Class: Amateur Extra
Granted: 2017-08-11
Expires: 2027-08-11
FRN: 0006547673

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Vanity availability

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Available now

KN4FDQ cleared its 2-year hold on 2019-08-28. Eligible for vanity application.

Last held by Matthews, William M (FL).

Confidence: High

Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.

Callsign genealogy

Full chain →

Prior holders later became

KX4FMcancelled· E
Matthews, William MFLgranted 2017-08-11cancelled 2017-09-15

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

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W3EFZ 2026-09-09

Starting with KN4

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KN4ZVG FL · 2026-09-17
KN4LGK GA · 2026-09-21
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KN4RPM VA · 2026-10-07
KN4GAM GA · 2026-10-12

Full history → Vanity availability → Callsign genealogy →