Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6NAL callsign genealogy
Currently held by Robles, Adam P
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 W6NAL's current licensee, walking backwards.
- Robles, Adam PCAgranted 2019-11-15cancelled 2020-05-19
Successor callsigns
Callsigns held now by people who previously held W6NAL.
- Simpson, Richard DNHgranted 2017-03-28
All historical holders
Every license row we've seen with the callsign W6NAL, oldest first.
- Simpson, Richard D CA2007-07-23 → cancelled 2017-03-28
- Robles, Adam P CA2020-05-19 active