Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9MCR callsign genealogy
Currently held by CASSELMAN, 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 W9MCR's current licensee, walking backwards.
- CASSELMAN, MICHAEL AINgranted 2014-06-18cancelled 2016-05-17
Successor callsigns
Callsigns held now by people who previously held W9MCR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9MCR, oldest first.
- DARR, ADOLPH H FL1995-11-22 → cancelled 2007-11-24
- CASSELMAN, MICHAEL A IN2016-05-17 active