Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0KCW callsign genealogy
Currently held by Kolze, John
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 K0KCW's current licensee, walking backwards.
- Kolze, JohnKSgranted 2022-04-11cancelled 2022-05-03
Successor callsigns
Callsigns held now by people who previously held K0KCW.
No current licensee on record previously held this callsign.