Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6JBW callsign genealogy
Currently held by Whyte, John
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 N6JBW's current licensee, walking backwards.
- Whyte, JohnCAgranted 2022-03-28cancelled 2023-12-22
Successor callsigns
Callsigns held now by people who previously held N6JBW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6JBW, oldest first.
- GRASSI, JOSEPH A CA1988-04-05 → cancelled 2000-04-06
- Whyte, John CA2023-12-22 active