Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4JPC callsign genealogy
Currently held by Carlin Jr, James 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 N4JPC's current licensee, walking backwards.
- Carlin Jr, James PFLgranted 2016-05-23cancelled 2022-04-12
Successor callsigns
Callsigns held now by people who previously held N4JPC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4JPC, oldest first.
- Cahill, John P NC2010-03-16 → cancelled 2022-03-17
- Carlin Jr, James P FL2022-04-12 active