Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ4DJC callsign genealogy
Currently held by Carter, Donald J
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 KZ4DJC's current licensee, walking backwards.
- Carter, Donald JALgranted 2023-12-06cancelled 2023-12-27
Successor callsigns
Callsigns held now by people who previously held KZ4DJC.
- Carter, Donald JALgranted 2025-08-22