Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1JDB callsign genealogy
Currently held by Bromberg, Jonathan 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 W1JDB's current licensee, walking backwards.
- BROMBERG, JON DWAgranted 2005-05-19cancelled 2006-10-20
Successor callsigns
Callsigns held now by people who previously held W1JDB.
No current licensee on record previously held this callsign.