Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1MTS callsign genealogy
Currently held by Spatzer, Michael T
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 N1MTS's current licensee, walking backwards.
- Spatzer, Michael TVTgranted 2017-03-13cancelled 2018-05-15
Successor callsigns
Callsigns held now by people who previously held N1MTS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1MTS, oldest first.
- FRANCE, LINDA K ME1992-06-09 → cancelled 2004-06-11
- Spatzer, Michael T VT2018-05-15 active