Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ0KZO callsign genealogy
Currently held by MacLeod III, John 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 KZ0KZO's current licensee, walking backwards.
- MacLeod III, John DMOgranted 2016-09-23cancelled 2016-10-14
Successor callsigns
Callsigns held now by people who previously held KZ0KZO.
No current licensee on record previously held this callsign.