Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9MNZ callsign genealogy
Currently held by MARTIN, LA VERNE G
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 W9MNZ's current licensee, walking backwards.
- Valdez, James JWIgranted 2024-09-21cancelled 2024-10-11
Successor callsigns
Callsigns held now by people who previously held W9MNZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9MNZ, oldest first.
- MARTIN, LA VERNE G WI1994-11-10 → cancelled 2006-11-13
- Valdez, James J WI2024-10-11 active