Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9XAM callsign genealogy
Currently held by Elgin National Watch Co. Observatory Radio Club
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 W9XAM's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W9XAM.
No current licensee on record previously held this callsign.