Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4PJD callsign genealogy
Currently held by DeSario, Peter J
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 KJ4PJD's current licensee, walking backwards.
- DeSario, Peter JFLgranted 2008-07-21cancelled 2008-08-09
Successor callsigns
Callsigns held now by people who previously held KJ4PJD.
- DeSario, Peter JFLgranted 2018-10-23