Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4BSA callsign genealogy
Currently held by Eckhardt, Troy E
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 WD4BSA's current licensee, walking backwards.
- Eckhardt, Troy EFLgranted 2008-10-07cancelled 2008-10-28
Successor callsigns
Callsigns held now by people who previously held WD4BSA.
No current licensee on record previously held this callsign.