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

KO4VFB

Cancelled

Valli, Ronald E

Location: Boca Raton, FL
Class: Technician
Granted: 2021-12-06
Expires: 2031-12-06
FRN: 0031577315

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Vanity availability

Available

Available now

KO4VFB cleared its 2-year hold on 2023-12-24. Eligible for vanity application.

Last held by Valli, Ronald E (FL).

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

KA4WTFactive· T
Valli, Ronald EFLgranted 2021-12-24

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4CYG 2026-09-10
K4YDD 2026-09-10
KG4QXI 2026-09-10
KG4RVV 2026-09-10
KG4VAB 2026-09-10

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 →