Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7PW callsign genealogy
Currently held by Winkler, James P
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 KC7PW's current licensee, walking backwards.
- Winkler, James PWAgranted 2023-08-22cancelled 2024-03-29
Successor callsigns
Callsigns held now by people who previously held KC7PW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC7PW, oldest first.
- JONES, RICHARD P CA2006-05-04 → cancelled 2018-08-01
- Winkler, James P WA2024-03-29 active