Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0TDC callsign genealogy
Currently held by CLARK, 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 K0TDC's current licensee, walking backwards.
- CLARK, TODD DCOgranted 2007-02-16cancelled 2017-03-12
Successor callsigns
Callsigns held now by people who previously held K0TDC.
No current licensee on record previously held this callsign.