Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5BYU callsign genealogy
Currently held by BAYOU CW AND QRP CLUB
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 W5BYU's current licensee, walking backwards.
- Acevedo, MarcelTXgranted 2022-06-11cancelled 2022-07-12
Successor callsigns
Callsigns held now by people who previously held W5BYU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5BYU, oldest first.
- BAYOU CW AND QRP CLUB LA2009-03-04 → cancelled 2021-02-27
- Acevedo, Marcel TX2022-07-12 active