Confidence: Medium · Source: FCC ULS · As of 2026-10-24
WW1JD callsign genealogy
Currently held by Zamora, Matthew
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 WW1JD's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WW1JD.
No current licensee on record previously held this callsign.