Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0YYZ callsign genealogy
Currently held by MC CLURE, DAWN M
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 N0YYZ's current licensee, walking backwards.
- Martin, Michael JMNgranted 2015-09-11cancelled 2016-03-11
Successor callsigns
Callsigns held now by people who previously held N0YYZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0YYZ, oldest first.
- MC CLURE, DAWN M CO1993-09-28 → cancelled 2005-09-29
- Martin, Michael J MN2016-03-11 active