Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB4BMD callsign genealogy
Currently held by AYLOR, WILLIAM D
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 WB4BMD's current licensee, walking backwards.
- AYLOR, WILLIAM DFLgranted 2014-06-20cancelled 2014-12-05
Successor callsigns
Callsigns held now by people who previously held WB4BMD.
- AYLOR, WILLIAM DFLgranted 2024-10-24