Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3JPK callsign genealogy
Currently held by Kristofik, Joseph 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 W3JPK's current licensee, walking backwards.
- Kristofik, Joseph PMIgranted 2017-05-04cancelled 2017-06-17
Successor callsigns
Callsigns held now by people who previously held W3JPK.
No current licensee on record previously held this callsign.