Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6PNJ callsign genealogy
Currently held by Jamtaas, Philip
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 K6PNJ's current licensee, walking backwards.
- Jamtaas, PhilipCAgranted 2017-09-19cancelled 2017-10-11
Successor callsigns
Callsigns held now by people who previously held K6PNJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6PNJ, oldest first.
- FRAMPTON, MATHEW R CA1994-04-05 → cancelled 2006-04-06
- Jamtaas, Philip CA2017-10-11 active