Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WZ1K callsign genealogy
Currently held by TOIVONEN, ANTHONY 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 WZ1K's current licensee, walking backwards.
- TOIVONEN, ANTHONY LVAgranted 2023-09-07cancelled 2023-12-29
Successor callsigns
Callsigns held now by people who previously held WZ1K.
- TOIVONEN, ANTHONY LVAgranted 2026-06-05
All historical holders
Every license row we've seen with the callsign WZ1K, oldest first.
- VEIGA, MARIO J MA2011-11-02 → cancelled 2023-12-12
- TOIVONEN, ANTHONY L VA2023-12-29 → cancelled 2026-06-05