Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4SJL callsign genealogy
Currently held by Lindauer II, Steven J
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 W4SJL's current licensee, walking backwards.
- Lindauer II, Steven JFLgranted 2016-12-28cancelled 2017-01-27
Successor callsigns
Callsigns held now by people who previously held W4SJL.
No current licensee on record previously held this callsign.