Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9AMP callsign genealogy
Currently held by Poole, Aaron M
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 KA9AMP's current licensee, walking backwards.
- Poole, Aaron MINgranted 2021-04-07cancelled 2022-05-20
Successor callsigns
Callsigns held now by people who previously held KA9AMP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9AMP, oldest first.
- HALBERT, BRUCE W IN1989-02-21 → cancelled 2001-02-22
- Poole, Aaron M IN2022-05-20 active