Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC8KCP callsign genealogy
Currently held by Johnson, John M
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 KC8KCP's current licensee, walking backwards.
- Johnson, John MOHgranted 2024-04-13cancelled 2024-05-03
Successor callsigns
Callsigns held now by people who previously held KC8KCP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC8KCP, oldest first.
- CLEMENS, MARION L MI2008-02-08 → cancelled 2020-05-09
- Johnson, John M OH2024-05-03 active