Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6SLO callsign genealogy
Currently held by WHISLER, LINDA M
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 W6SLO's current licensee, walking backwards.
- KK6AZKcancelledSan Luis Obispo Emergency Comm CouncilCAgranted 2012-11-21cancelled 2012-12-11
Successor callsigns
Callsigns held now by people who previously held W6SLO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6SLO, oldest first.
- WHISLER, LINDA M CA1999-07-15 → cancelled 2011-07-16
- San Luis Obispo Emergency Comm Council CA2022-10-20 active