Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3JC callsign genealogy
Currently held by CHAPIN, JANET M
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 N3JC's current licensee, walking backwards.
- COOPER, JOHN AVAgranted 2015-10-20cancelled 2019-06-11
Successor callsigns
Callsigns held now by people who previously held N3JC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3JC, oldest first.
- CHAPIN, JANET M MD2007-06-20 → cancelled 2019-05-22
- COOPER, JOHN A VA2019-06-11 active