Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5YXO callsign genealogy
Currently held by BUTLER, BRIAN A
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 N5YXO's current licensee, walking backwards.
- BUTLER, BRIAN ATXgranted 2024-03-26
Successor callsigns
Callsigns held now by people who previously held N5YXO.
All historical holders
Every license row we've seen with the callsign N5YXO, oldest first.
- MITCHELL, JAMES S TX2002-01-17 → cancelled 2008-08-19
- BUTLER, BRIAN A TX2018-05-12 → cancelled 2024-03-26