Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB8DO callsign genealogy
Currently held by GAST, CHARLES W
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 AB8DO's current licensee, walking backwards.
- GAST, CHARLES Wcancelled 1999-01-11
Successor callsigns
Callsigns held now by people who previously held AB8DO.
- GAST, CHARLES WOHgranted 2019-09-10