Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0TCS callsign genealogy
Currently held by BRUZENAK, LAURIE J
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 N0TCS's current licensee, walking backwards.
- Yang, ShengILgranted 2020-12-22cancelled 2021-01-12
Successor callsigns
Callsigns held now by people who previously held N0TCS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0TCS, oldest first.
- BRUZENAK, LAURIE J MN2002-06-19 → cancelled 2014-06-24
- Yang, Sheng IL2021-01-12 active