Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1JDG callsign genealogy
Currently held by Ginsberg, 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 W1JDG's current licensee, walking backwards.
- Ginsberg, John DMAgranted 2015-05-20cancelled 2016-11-15
Successor callsigns
Callsigns held now by people who previously held W1JDG.
No current licensee on record previously held this callsign.