Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0WSU callsign genealogy
Currently held by OLSON, PAUL R
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 K0WSU's current licensee, walking backwards.
- Olson, Paul RCOgranted 2009-02-12cancelled 2009-03-27
Successor callsigns
Callsigns held now by people who previously held K0WSU.
No current licensee on record previously held this callsign.