Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ0MBI callsign genealogy
Currently held by CHAPMAN JR, MICHAEL F
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 KZ0MBI's current licensee, walking backwards.
- CHAPMAN JR, MICHAEL FIAgranted 2015-04-09cancelled 2016-03-11
Successor callsigns
Callsigns held now by people who previously held KZ0MBI.
No current licensee on record previously held this callsign.