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

KV4F

Active

TOLER, OSBORNE W

Location: LOUISVILLE, KY
Class: Amateur Extra
Granted: 2020-08-25
Expires: 2030-11-21
Previous call: WD4BCG
FRN: 0002668515

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Vanity availability

Held

Currently held

KV4F is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

WD4BCGcancelled· E
TOLER, OSBORNE WKYgranted 1998-04-20cancelled 2000-11-21

Prior holders later became

K4KUexpired· E
HARRISON, SHERMAN ATNgranted 2007-01-19cancelled 2019-03-28

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 KV4

All →

KV4QX GA · 2026-11-12
KV4FZ VI · 2026-12-26
KV4NA SC · 2026-12-30
KV4CY FL · 2027-01-04
KV4WV NY · 2027-01-14

Full history → Vanity availability → Callsign genealogy →