Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4PJD callsign genealogy
Currently held by Difilippo, 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 W4PJD's current licensee, walking backwards.
- Difilippo, Peter JCAgranted 2007-08-21cancelled 2007-09-08
Successor callsigns
Callsigns held now by people who previously held W4PJD.
No current licensee on record previously held this callsign.