Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6BW callsign genealogy
Currently held by PORTUNE, FRANK R
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 N6BW's current licensee, walking backwards.
- KK6ZVScancelledSociety For DX Preservation In Sonoma CountyCAgranted 2016-01-19cancelled 2016-02-27
Successor callsigns
Callsigns held now by people who previously held N6BW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6BW, oldest first.
- PORTUNE, FRANK R CA2003-11-18 → cancelled 2016-02-09
- Society For DX Preservation In Sonoma County CA2016-02-27 active