Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6RBI callsign genealogy
Currently held by Biggs Jr, Ronald 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 W6RBI's current licensee, walking backwards.
- Biggs Jr, Ronald DCAgranted 2025-03-27cancelled 2025-04-15
Successor callsigns
Callsigns held now by people who previously held W6RBI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6RBI, oldest first.
- BIGGS JR, RONALD D CA2000-05-30 → cancelled 2012-05-31
- Biggs Jr, Ronald D CA2025-04-15 active