Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AB6AJ callsign genealogy
Currently held by BILLINGS JR, DONALD B
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 AB6AJ's current licensee, walking backwards.
- WB6FSSno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AB6AJ.
- BILLINGS JR, DONALD BCAgranted 2024-07-27