Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4BKX callsign genealogy
Currently held by MURPHY, ROBERT 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 W4BKX's current licensee, walking backwards.
- MURPHY, ROBERT DTNgranted 2003-08-25cancelled 2006-04-22
- KD4OYBno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W4BKX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4BKX, oldest first.
- LAZAR, LAWRENCE H FL1994-03-22 → cancelled 2006-03-23
- MURPHY, ROBERT D TN2026-01-27 active