Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5MTX callsign genealogy
Currently held by PIERCE, MICHAEL 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 W5MTX's current licensee, walking backwards.
- PIERCE, MICHAEL JNMgranted 2018-10-17cancelled 2025-02-21
Successor callsigns
Callsigns held now by people who previously held W5MTX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5MTX, oldest first.
- PIERCE, ELDON W NM2016-06-30 → cancelled 2024-10-21
- PIERCE, MICHAEL J NM2025-02-21 active