Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9EFW callsign genealogy
Currently held by WINKE, EDWARD F
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 W9EFW's current licensee, walking backwards.
- WINKE, EDWARD FILgranted 2010-09-29cancelled 2010-10-26
Successor callsigns
Callsigns held now by people who previously held W9EFW.
No current licensee on record previously held this callsign.