Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4VIC callsign genealogy
Currently held by Hall, Victor W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KO4VIC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KO4VIC.
No current licensee on record previously held this callsign.