Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AL1W callsign genealogy
Currently held by Hartlieb, Gordon W
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 AL1W's current licensee, walking backwards.
- Zwingl, FlorianAKgranted 2024-08-28cancelled 2024-11-26
Successor callsigns
Callsigns held now by people who previously held AL1W.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AL1W, oldest first.
- Hartlieb, Gordon W AK2010-10-26 → cancelled 2022-10-27
- Zwingl, Florian AK2024-11-26 active