Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WZ6L callsign genealogy
Currently held by LOTSU, KOFI
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 WZ6L's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WZ6L.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WZ6L, oldest first.
- LOTSU, KOFI CA2006-12-11 → cancelled 2019-03-06
- Lu, Ssu Jen CA2019-03-29 active