Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6RIA callsign genealogy
Currently held by RIALTO AMATEUR RADIO CLUB
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 K6RIA's current licensee, walking backwards.
- KJ6CBMcancelledRialto Amateur Radio ClubCAgranted 2009-09-08cancelled 2009-09-29
Successor callsigns
Callsigns held now by people who previously held K6RIA.
No current licensee on record previously held this callsign.