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

KO4HAJ

Cancelled

Collins, Williams J

Location: Hallandale, FL
Class: General
Granted: 2020-09-04
Expires: 2030-09-04
FRN: 0029948791

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Vanity availability

Available

Available now

KO4HAJ cleared its 2-year hold on 2024-02-23. Eligible for vanity application.

Last held by Collins, Williams 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 →

Prior holders later became

K4BCYcancelled· E
Collins, William JFLgranted 2022-02-23cancelled 2023-04-08

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4CYG 2026-09-10
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KG4RVV 2026-09-10
KG4VAB 2026-09-10

Starting with KO4

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KO4UTL FL · 2026-09-13
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KO4TMC FL · 2026-09-21
KO4YVJ FL · 2026-09-24

Full history → Vanity availability → Callsign genealogy →