Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9LAS callsign genealogy
Currently held by ISLAND LAKE AMATEUR 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 W9LAS's current licensee, walking backwards.
- KC9GXZcancelledISLAND LAKE AMATEUR RADIO CLUBILgranted 2004-12-08cancelled 2004-12-28
Successor callsigns
Callsigns held now by people who previously held W9LAS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9LAS, oldest first.
- SCHULZ, LINDA A IL1999-04-28 → cancelled 2003-08-20
- ISLAND LAKE AMATEUR RADIO CLUB WI2015-09-10 active