Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC6X callsign genealogy
Currently held by WOLFSHOHL, WILLARD D
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 KC6X's current licensee, walking backwards.
- Kowalski, Jeffrey MCAgranted 2020-06-19cancelled 2021-02-06
Successor callsigns
Callsigns held now by people who previously held KC6X.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC6X, oldest first.
- WOLFSHOHL, WILLARD D NE2014-06-10 → cancelled 2019-01-15
- Kowalski, Jeffrey M CA2021-02-06 active