Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9ALX callsign genealogy
Currently held by Grabenhofer, Alexander
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 W9ALX's current licensee, walking backwards.
- Grabenhofer, AlexanderILgranted 2002-09-10cancelled 2002-10-01
Successor callsigns
Callsigns held now by people who previously held W9ALX.
No current licensee on record previously held this callsign.