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

KO4EPA

Cancelled

Blackburn, Jeffrey S

Location: Lexington, KY
Class: Amateur Extra
Granted: 2020-06-23
Expires: 2030-06-23
FRN: 0029628559

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Vanity availability

Available

Available now

KO4EPA cleared its 2-year hold on 2023-04-17. Eligible for vanity application.

Last held by Blackburn, Jeffrey S (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 →

Prior holders later became

NF4Ractive· E
Blackburn, Jeffrey SKYgranted 2021-04-17

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

All →

KK4LMJ 2026-09-09
KD4STD 2026-09-10
KK4LMT 2026-09-10
KG4VAS 2026-09-11
KG4VAT 2026-09-11

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 →