Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0QW callsign genealogy
Currently held by Koonce, James G
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 AD0QW's current licensee, walking backwards.
- Koonce, James GMOgranted 2015-06-03cancelled 2015-10-09
Successor callsigns
Callsigns held now by people who previously held AD0QW.
- Koonce, James GOKgranted 2026-02-20