Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4OPC callsign genealogy
Currently held by BRIGHAM, THEODORE O
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 W4OPC's current licensee, walking backwards.
- Salazar, German BFLgranted 2026-08-04cancelled 2026-08-25
Successor callsigns
Callsigns held now by people who previously held W4OPC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4OPC, oldest first.
- BRIGHAM, THEODORE O FL1994-03-15 → cancelled 2006-03-16
- Salazar, German B FL2026-08-25 active