Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI7ZHY callsign genealogy
Currently held by Coelho, Matthew 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 KI7ZHY's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI7ZHY.
- Coelho, Matthew JAZgranted 2018-07-14cancelled 2021-06-22