Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0NNT callsign genealogy
Currently held by NISWENDER, TODD 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 N0NNT's current licensee, walking backwards.
- NISWENDER, TODD MCOgranted 2002-11-19cancelled 2004-10-01
Successor callsigns
Callsigns held now by people who previously held N0NNT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0NNT, oldest first.
- DOBSON, THOMAS L MO1991-04-30 → cancelled 2003-05-01
- NISWENDER, TODD M CO2024-10-19 active