Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6PNW callsign genealogy
Currently held by Coolidge, Mark E
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 K6PNW's current licensee, walking backwards.
- Coolidge, Mark ECAgranted 2011-06-10cancelled 2011-07-26
Successor callsigns
Callsigns held now by people who previously held K6PNW.
No current licensee on record previously held this callsign.