Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0TDK callsign genealogy
Currently held by Knutson, Todd D
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 W0TDK's current licensee, walking backwards.
- KNUTSON, TODD DSDgranted 1996-07-07cancelled 2002-07-06
Successor callsigns
Callsigns held now by people who previously held W0TDK.
No current licensee on record previously held this callsign.