Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5ALC callsign genealogy
Currently held by Poindexter, Jon
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 W5ALC's current licensee, walking backwards.
- Poindexter, JonCOgranted 2019-06-15cancelled 2020-08-21
Successor callsigns
Callsigns held now by people who previously held W5ALC.
All historical holders
Every license row we've seen with the callsign W5ALC, oldest first.
- MILLIS, BILLY J TX2006-10-04 → cancelled 2018-10-05
- Poindexter, Jon CO2019-06-15 → cancelled 2020-05-12
- POINDEXTER, Jon CO2020-08-21 → cancelled 2026-06-05