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

KO4ZZL

Cancelled

BAKER, COLIN M

Location: LEXINGTON, KY
Class: Amateur Extra
Granted: 2022-04-05
Expires: 2032-04-05
Previous call: KO4ZII
FRN: 0032195646

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Vanity availability

Available

Available now

KO4ZZL cleared its 2-year hold on 2024-05-16. Eligible for vanity application.

Last held by BAKER, COLIN M (KY).

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

KO4ZIIcancelled· G
Baker, Colin MKYgranted 2022-04-05cancelled 2022-04-21

Prior holders later became

WE4CBactive· E
Baker, Colin MKYgranted 2022-05-17

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

All →

KG4VAS 2026-09-11
KG4VAT 2026-09-11
K4OTU 2026-09-14
KD4SWM 2026-09-14
KD4SWN 2026-09-14

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 →