Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1PF callsign genealogy
Currently held by KOPEC, THOMAS 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 W1PF's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W1PF.
No current licensee on record previously held this callsign.