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

KK4KEF

Cancelled

Sato, Makoto

Location: Prospect, KY
Class: Amateur Extra
Granted: 2012-06-25
Expires: 2022-06-25
FRN: 0021762026

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Vanity availability

Available

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KK4KEF cleared its 2-year hold on 2015-10-17. Eligible for vanity application.

Last held by Sato, Makoto (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

KV4RQactive· E
Sato, MakotoKYgranted 2022-03-29

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 KK4

All →

KK4LNP TN · 2026-09-11
KK4LNQ TN · 2026-09-11
KK4LNT TN · 2026-09-11
KK4LNV TN · 2026-09-11
KK4LOA FL · 2026-09-11

Full history → Vanity availability → Callsign genealogy →