Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5QS callsign genealogy
Currently held by Espinoza, David R
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 W5QS's current licensee, walking backwards.
- Espinoza, David RTXgranted 2001-03-07cancelled 2007-02-16
Successor callsigns
Callsigns held now by people who previously held W5QS.
- SMITH, BOBBYTXgranted 2024-11-05
All historical holders
Every license row we've seen with the callsign W5QS, oldest first.
- SMITH, BOBBY TX1999-05-24 → cancelled 2005-01-28
- Espinoza, David R PA2016-12-09 active