Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1DBX callsign genealogy
Currently held by LYGREN, LAWRENCE
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 W1DBX's current licensee, walking backwards.
- BORUSZEWSKI, DENNIS VOHgranted 2024-03-16cancelled 2026-02-07
Successor callsigns
Callsigns held now by people who previously held W1DBX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1DBX, oldest first.
- LYGREN, LAWRENCE MA2011-08-17 → cancelled 2023-08-19
- BORUSZEWSKI, DENNIS V OH2026-02-07 active