Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ALZ callsign genealogy
Currently held by MC NEILL, JAMES O
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 K5ALZ's current licensee, walking backwards.
- Lopez, Anthony MTXgranted 2018-05-29cancelled 2018-09-28
Successor callsigns
Callsigns held now by people who previously held K5ALZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5ALZ, oldest first.
- MC NEILL, JAMES O TX1994-10-19 → cancelled 2006-10-20
- Lopez, Anthony M TX2018-09-28 active