Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9ALC callsign genealogy
Currently held by Aldrich, Jacob 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 W9ALC's current licensee, walking backwards.
- Aldrich, Jacob RWIgranted 2019-05-14cancelled 2020-07-10
Successor callsigns
Callsigns held now by people who previously held W9ALC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9ALC, oldest first.
- TADO, SATOSHI T IL2003-03-14 → cancelled 2015-03-17
- Aldrich, Jacob R WI2020-07-10 active