Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6JBK callsign genealogy
Currently held by KWAN, JACK 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 W6JBK's current licensee, walking backwards.
- KWAN, JACK BCAgranted 2001-11-08cancelled 2002-11-02
Successor callsigns
Callsigns held now by people who previously held W6JBK.
No current licensee on record previously held this callsign.