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

KO4RGS

Active

Sherwin, Raymond

Location: MIDDLEBURG, FL
Class: Technician
Granted: 2020-11-17
Expires: 2030-11-17
Previous call: KB4DFZ
FRN: 0029537438

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

KO4RGS 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

KB4DFZcancelled· T
Sherwin, Raymond GFLgranted 2020-05-29cancelled 2020-11-17
KO4DHMcancelled· T
Sherwin, RaymondFLgranted 2020-05-08cancelled 2020-05-29

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

K4HCL 2026-09-09
KG4UZU 2026-09-09
KG4UZX 2026-09-09
KK4LMR 2026-09-09
W3EFZ 2026-09-09

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 →