Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4JPG callsign genealogy
Currently held by Griffith, 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 N4JPG's current licensee, walking backwards.
- Griffith, John PNCgranted 2014-09-29cancelled 2014-10-28
Successor callsigns
Callsigns held now by people who previously held N4JPG.
No current licensee on record previously held this callsign.