Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4BUB callsign genealogy
Currently held by Walls III, Mack W
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 W4BUB's current licensee, walking backwards.
- Walls III, Mack WFLgranted 2006-07-27cancelled 2006-10-03
Successor callsigns
Callsigns held now by people who previously held W4BUB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4BUB, oldest first.
- POWERS, EDGAR C MD1993-04-27 → cancelled 2005-04-28
- Walls III, Mack W FL2016-09-28 active