Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6JPM callsign genealogy
Currently held by Muir, John P
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 K6JPM's current licensee, walking backwards.
- Muir, John PCAgranted 2009-08-17cancelled 2010-08-13
Successor callsigns
Callsigns held now by people who previously held K6JPM.
No current licensee on record previously held this callsign.