Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1AAA callsign genealogy
Currently held by Anderson, Mark
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 KA1AAA's current licensee, walking backwards.
- Anderson, MarkILgranted 2022-04-12cancelled 2022-06-01
Successor callsigns
Callsigns held now by people who previously held KA1AAA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1AAA, oldest first.
- Sabb Sr., Raymond C FL2010-03-30 → cancelled 2022-03-31
- Anderson, Mark IL2022-06-01 active