Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0NU callsign genealogy
Currently held by PETRAITIS, LEONARD J
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 W0NU's current licensee, walking backwards.
- Ruenholl, Ryan BNEgranted 2018-08-07cancelled 2019-09-17
Successor callsigns
Callsigns held now by people who previously held W0NU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0NU, oldest first.
- PETRAITIS, LEONARD J NC2007-07-23 → cancelled 2019-08-27
- Ruenholl, Ryan B NE2019-09-17 active