Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9YP callsign genealogy
Currently held by Sacher, Joseph J
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 AB9YP's current licensee, walking backwards.
- Sacher, Joseph JINgranted 2010-12-23cancelled 2011-02-08
Successor callsigns
Callsigns held now by people who previously held AB9YP.
No current licensee on record previously held this callsign.