Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7CMZ callsign genealogy
Currently held by Zennache, Charles 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 N7CMZ's current licensee, walking backwards.
- Zennache, Charles MORgranted 2018-03-02cancelled 2018-03-30
Successor callsigns
Callsigns held now by people who previously held N7CMZ.
No current licensee on record previously held this callsign.