Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9BSA callsign genealogy
Currently held by Bert C Johnson Memorial Amateur Station
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 WD9BSA's current licensee, walking backwards.
- KC9TZVcancelledBert C Johnson Memorial Amateur StationINgranted 2011-04-07cancelled 2011-05-06
Successor callsigns
Callsigns held now by people who previously held WD9BSA.
No current licensee on record previously held this callsign.