Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8JMP callsign genealogy
Currently held by Powers, Jeffrey 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 K8JMP's current licensee, walking backwards.
- Powers, Jeffrey MOHgranted 2016-03-09cancelled 2016-03-29
Successor callsigns
Callsigns held now by people who previously held K8JMP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8JMP, oldest first.
- PEREZ, JOSE M OH2000-01-11 → cancelled 2002-11-20
- Powers, Jeffrey M OH2016-03-29 active