Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KU4RM callsign genealogy
Currently held by COPELAND, MICHAEL A
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 KU4RM's current licensee, walking backwards.
- COPELAND, MICHAEL Acancelled 1998-05-05
Successor callsigns
Callsigns held now by people who previously held KU4RM.
- COPELAND, MICHAEL ANCgranted 2025-04-01