Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4JCC callsign genealogy
Currently held by FOSTER, JOHN D
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 KC4JCC's current licensee, walking backwards.
- Caricofe, Jerry CNCgranted 2017-01-04cancelled 2017-01-28
Successor callsigns
Callsigns held now by people who previously held KC4JCC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4JCC, oldest first.
- FOSTER, JOHN D VA1989-03-07 → cancelled 2001-03-08
- Caricofe, Jerry NC2017-01-28 active