Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO5HIO callsign genealogy
Currently held by Ruane, Richard P
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 KO5HIO's current licensee, walking backwards.
- Ruane, RichardTXgranted 2024-07-30cancelled 2024-08-17
Successor callsigns
Callsigns held now by people who previously held KO5HIO.
No current licensee on record previously held this callsign.