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

KO4SG

Expired

HACKWORTH, FORREST

Location: RACELAND, KY
Class: Advanced
Granted: 2001-11-21
Expires: 2012-02-18
Previous call: N4SEA
FRN: 0005689211

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Vanity availability

Available

Available now

KO4SG cleared its 2-year hold on 2016-02-17. Eligible for vanity application.

Last held by HACKWORTH, FORREST (KY).

Confidence: High

Expired licenses get a 2-year FCC renewal grace period followed by the 2-year hold. The date shown accounts for both, so it's the firm release date per §97.19.

Callsign genealogy

Full chain →

Previously held by current licensee

N4SEAactive· E
Steen, Jason EVAgranted 2023-08-18
KK4MEXcancelled· G
Steen, Jason EVAgranted 2012-10-19cancelled 2013-08-23

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 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 →