Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0TSN callsign genealogy
Currently held by Natho, Timothy S
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 W0TSN's current licensee, walking backwards.
- Natho, Timothy SMOgranted 2007-08-23cancelled 2008-12-02
Successor callsigns
Callsigns held now by people who previously held W0TSN.
No current licensee on record previously held this callsign.