Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA4SFA callsign genealogy
Currently held by Bass, David 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 WA4SFA's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WA4SFA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4SFA, oldest first.
- BASS SR, VIRGIL E KY1997-10-27 → cancelled 2009-10-28
- Bass, David W FL2020-08-14 active