Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI6WX callsign genealogy
Currently held by Baumgartner, William D
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 AI6WX's current licensee, walking backwards.
- Baumgartner, William DCAgranted 2017-04-10cancelled 2017-05-09
Successor callsigns
Callsigns held now by people who previously held AI6WX.
- Baumgartner, William DCAgranted 2017-06-23