Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4UW callsign genealogy
Currently held by MC KINNEY JR, RAY L
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 KZ4UW's current licensee, walking backwards.
- MC KINNEY JR, RAY LGAgranted 2022-11-10cancelled 2025-07-16
- KA4JMDno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KZ4UW.
No current licensee on record previously held this callsign.