Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5LOS callsign genealogy
Currently held by Royall IV, Jesse T
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 W5LOS's current licensee, walking backwards.
- Royall IV, Jesse TTXgranted 2014-04-15cancelled 2016-01-22
Successor callsigns
Callsigns held now by people who previously held W5LOS.
- Royall IV, Jesse TTXgranted 2014-04-15cancelled 2016-01-22
All historical holders
Every license row we've seen with the callsign W5LOS, oldest first.
- Royall IV, Jesse T TX2009-03-13 → cancelled 2014-04-15
- Royall IV, Jesse T TX2025-12-02 active