Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC5RVU callsign genealogy
Currently held by Bisdorf Jr, Paul L
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 KC5RVU's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC5RVU.
- Bisdorf Jr, Paul LOKgranted 2018-08-16