Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9WO callsign genealogy
Currently held by Jirschele, Dale 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 AB9WO's current licensee, walking backwards.
- Jirschele, Dale LWIgranted 2022-01-31
Successor callsigns
Callsigns held now by people who previously held AB9WO.
- Jirschele, Dale LWIgranted 2022-01-31