Confidence: Medium · Source: FCC ULS · As of 2026-09-10

KJ4PQK

Cancelled

Williamson, Ralph J

Location: Jacksonville, FL
Class: General
Granted: 2009-04-09
Expires: 2019-04-09
Previous call: KJ4LBD
FRN: 0018677666

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Vanity availability

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Available now

KJ4PQK cleared its 2-year hold on 2015-02-05. Eligible for vanity application.

Last held by Williamson, Ralph J (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 →

Previously held by current licensee

KJ4LBDcancelled· G
Williamson, Ralph JFLgranted 2009-04-09cancelled 2009-10-09

Prior holders later became

N4RJWexpired· G
WILLIAMSON, RALPH JFLgranted 2013-02-05cancelled 2025-02-06

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

KD4SPY 2026-09-11
KK4LOA 2026-09-11
KB1HYE 2026-09-12
KO4UTL 2026-09-13
KQ4RHZ 2026-09-13

Starting with KJ4

All →

KJ4ZTP WA · 2026-09-13
KJ4RVA FL · 2026-10-11
KJ4ZQX SC · 2026-10-29
KJ4AAD GA · 2026-11-05
KJ4RZZ FL · 2026-11-08

Full history → Vanity availability → Callsign genealogy →