Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB0LDQ callsign genealogy
Currently held by Rosen, Charles B
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 WB0LDQ's current licensee, walking backwards.
- Rosen, Charles BWAgranted 2024-12-10cancelled 2024-12-28
Successor callsigns
Callsigns held now by people who previously held WB0LDQ.
- Rosen, Charles BWAgranted 2026-08-04