Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI7LO callsign genealogy
Currently held by Stermer, Bruce A
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 AI7LO's current licensee, walking backwards.
- Stermer, Bruce AORgranted 2022-05-17cancelled 2024-06-07
Successor callsigns
Callsigns held now by people who previously held AI7LO.
- Weston, Zachary AWAgranted 2022-04-22
All historical holders
Every license row we've seen with the callsign AI7LO, oldest first.
- Weston, Zachary A WA2022-01-24 → cancelled 2022-04-22
- Stermer, Bruce A OR2024-06-07 active