Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9JBW callsign genealogy
Currently held by WINKER, JAMES 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 W9JBW's current licensee, walking backwards.
- WINKER, JAMES BILgranted 2002-05-22cancelled 2011-09-17
Successor callsigns
Callsigns held now by people who previously held W9JBW.
No current licensee on record previously held this callsign.