Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WL7BYZ callsign genealogy
Currently held by Thompson, Shanti M
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 WL7BYZ's current licensee, walking backwards.
- Thompson, Shanti MIDgranted 2024-02-07cancelled 2024-02-27
Successor callsigns
Callsigns held now by people who previously held WL7BYZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WL7BYZ, oldest first.
- MENARD, SHANTI M NM2004-09-24 → cancelled 2016-09-27
- Thompson, Shanti M ID2024-02-27 active