Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4CID callsign genealogy
Currently held by Torchia, Daniel E
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 KJ4CID's current licensee, walking backwards.
- SHEPARD, SEAN MVAgranted 2010-02-11cancelled 2011-03-22
Successor callsigns
Callsigns held now by people who previously held KJ4CID.
All historical holders
Every license row we've seen with the callsign KJ4CID, oldest first.
- Torchia, Daniel E FL2008-02-27 → cancelled 2008-03-21
- SHEPARD, SEAN M VA2011-03-22 → cancelled 2011-12-06