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

KO4ALL

Cancelled

Hayden, Joseph A

Location: Woodruff, SC
Class: Amateur Extra
Granted: 2019-12-11
Expires: 2029-12-11
FRN: 0029042710

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Vanity availability

Available

Available now

KO4ALL cleared its 2-year hold on 2026-02-06. Eligible for vanity application.

Last held by Hayden, Joseph A (SC).

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

KZ4DZcancelled· E
Hayden, Joseph ASCgranted 2019-12-11cancelled 2025-05-30

License history

0 events

No recorded events.

More vanity slots coming available

From South Carolina

All →

KQ4URH 2026-09-10
KG4VBH 2026-09-12
KK4LOZ 2026-09-13
KK4LPA 2026-09-13
KK4LPE 2026-09-13

Starting with KO4

All →

KO4UTL FL · 2026-09-13
KO4PTL KY · 2026-09-17
KO4OSB VA · 2026-09-21
KO4TMC FL · 2026-09-21
KO4YVJ FL · 2026-09-24

Full history → Vanity availability → Callsign genealogy →