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

KI4GSF

Cancelled

Jacobs, Donald S

Location: Ashland, KY
Class: Amateur Extra
Granted: 2004-08-18
Expires: 2014-08-18
FRN: 0011408010

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Vanity availability

Available

Available now

KI4GSF cleared its 2-year hold on 2011-09-18. Eligible for vanity application.

Last held by Jacobs, Donald 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

NZ4AAactive· E
Jacobs, Donald SKYgranted 2019-08-30

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

All →

KD4STD 2026-09-10
KK4LMT 2026-09-10
KG4VAS 2026-09-11
KG4VAT 2026-09-11
K4OTU 2026-09-14

Starting with KI4

All →

KI4ZDD TN · 2026-09-13
KI4TV TN · 2026-09-28
KI4HEY FL · 2026-10-08
KI4CUF FL · 2026-10-12
KI4IMK UT · 2026-11-16

Full history → Vanity availability → Callsign genealogy →