Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4OUT callsign genealogy
Currently held by Lindgren, Michael A
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 W4OUT's current licensee, walking backwards.
- Lindgren, Michael AGAgranted 2015-09-16cancelled 2016-02-17
Successor callsigns
Callsigns held now by people who previously held W4OUT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4OUT, oldest first.
- HARONIAN, NAZARET H FL1996-11-26 → cancelled 2008-11-27
- Lindgren, Michael A GA2026-01-09 active