Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8CPM callsign genealogy
Currently held by Maeder, Curtis
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 W8CPM's current licensee, walking backwards.
- Maeder, CurtisMIgranted 2026-01-23cancelled 2026-03-13
Successor callsigns
Callsigns held now by people who previously held W8CPM.
- MARTIN, CHRIS PINgranted 2023-01-14
All historical holders
Every license row we've seen with the callsign W8CPM, oldest first.
- MARTIN, CHRIS P IN2020-10-23 → cancelled 2023-01-14
- Maeder, Curtis MI2026-03-13 active