Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM8A callsign genealogy
Currently held by ARMSTRONG, MICHAEL L
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 KM8A's current licensee, walking backwards.
- McKenzie, C KentILgranted 2007-12-11cancelled 2012-06-12
Successor callsigns
Callsigns held now by people who previously held KM8A.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM8A, oldest first.
- ARMSTRONG, MICHAEL L OH2000-05-12 → cancelled 2012-05-15
- McKenzie, C Kent IL2022-06-11 active