Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9LAC callsign genealogy
Currently held by Williamson, Zachary L
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 W9LAC's current licensee, walking backwards.
- Williamson, Zachary LOHgranted 2013-09-12cancelled 2013-10-01
Successor callsigns
Callsigns held now by people who previously held W9LAC.
No current licensee on record previously held this callsign.