Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0TXS callsign genealogy
Currently held by Larsen, Jon 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 N0TXS's current licensee, walking backwards.
- VanderLinden, MichaelCOgranted 2023-07-18cancelled 2023-08-05
Successor callsigns
Callsigns held now by people who previously held N0TXS.
- Larsen, Jon JMNgranted 2013-03-15cancelled 2025-03-18
All historical holders
Every license row we've seen with the callsign N0TXS, oldest first.
- Larsen, Jon J MN2002-07-20 → cancelled 2007-08-15
- VanderLinden, Michael CO2023-08-05 active