Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9AOS callsign genealogy
Currently held by Scannell, Michael 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 K9AOS's current licensee, walking backwards.
- Scannell, Michael WILgranted 1999-11-03cancelled 2004-02-14
Successor callsigns
Callsigns held now by people who previously held K9AOS.
No current licensee on record previously held this callsign.