Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ACM callsign genealogy
Currently held by DAVIS, 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 K7ACM's current licensee, walking backwards.
- MISKIN, ARLON CIDgranted 2007-04-11cancelled 2011-06-21
Successor callsigns
Callsigns held now by people who previously held K7ACM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7ACM, oldest first.
- DAVIS, MICHAEL W WY1999-06-23 → cancelled 2010-10-28
- MISKIN, ARLON C ID2021-09-23 active