Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4ZIE callsign genealogy
Currently held by Skiba, Michael
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 KR4ZIE's current licensee, walking backwards.
- Skiba, MichaelALgranted 2021-07-13cancelled 2021-07-31
Successor callsigns
Callsigns held now by people who previously held KR4ZIE.
No current licensee on record previously held this callsign.