Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0MMZ callsign genealogy
Currently held by Schnellinger, Thomas H
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 N0MMZ's current licensee, walking backwards.
- Schnellinger, Thomas HCOgranted 2024-04-12cancelled 2024-05-03
Successor callsigns
Callsigns held now by people who previously held N0MMZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0MMZ, oldest first.
- SCHNELLINGER, THOMAS H CO2000-07-08 → cancelled 2012-10-03
- Schnellinger, Thomas H CO2024-05-03 active