Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0ZOL callsign genealogy
Currently held by Rydstrand, Jason M
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 W0ZOL's current licensee, walking backwards.
- Rydstrand, Jason MOKgranted 2017-05-02cancelled 2018-07-24
Successor callsigns
Callsigns held now by people who previously held W0ZOL.
- Rydstrand, Jason MOKgranted 2018-08-28