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

AF4SB

Cancelled

Gast, Ronald E

Location: Fort Knox, KY
Class: Amateur Extra
Granted: 1998-06-14
Expires: 2006-05-31
Previous call: KU4SU
FRN: 0002675064

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Vanity availability

Available

Available now

AF4SB cleared its 2-year hold on 2002-06-13. Eligible for vanity application.

Last held by Gast, Ronald E (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

KU4SUcancelled· A
GAST, RONALD EKYgranted 1998-06-14cancelled 2000-04-28

Prior holders later became

AI4RGactive· E
Gast, Ronald EKYgranted 2020-08-14

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 AF4

All →

AF4CE GA · 2026-11-16
AF4XM FL · 2026-11-23
AF4AF KY · 2026-12-07
AF4RT TN · 2026-12-21
AF4VT FL · 2026-12-21

Full history → Vanity availability → Callsign genealogy →