Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA9MIZ callsign genealogy
Currently held by KOONCE, JOSEPH 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 WA9MIZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WA9MIZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA9MIZ, oldest first.
- SCHWOEGLER, EDWARD J IN1997-01-15 → cancelled 2009-01-16
- KOONCE, JOSEPH R IL2024-03-12 active