Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9OA callsign genealogy
Currently held by Kissel, Dan S
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 AC9OA's current licensee, walking backwards.
- Kissel, Dan SINgranted 2016-01-13cancelled 2016-04-04
Successor callsigns
Callsigns held now by people who previously held AC9OA.
- Kissel, Dan SINgranted 2026-03-03