Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9YI callsign genealogy
Currently held by Bottrell, Andrew 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 AC9YI's current licensee, walking backwards.
- Bottrell, Andrew DILgranted 2020-10-26cancelled 2021-03-02
Successor callsigns
Callsigns held now by people who previously held AC9YI.
- Bottrell, Andrew DILgranted 2021-03-20