Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0TMS callsign genealogy
Currently held by SCHOEN, TREVOR
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 N0TMS's current licensee, walking backwards.
- SCHOEN, TREVORTXgranted 2022-01-26cancelled 2022-02-15
Successor callsigns
Callsigns held now by people who previously held N0TMS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0TMS, oldest first.
- WEILER, NORBERT A MN2002-07-13 → cancelled 2014-07-15
- SCHOEN, TREVOR TX2022-02-15 active