Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9TDC callsign genealogy
Currently held by Bustamente, Antonio
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 K9TDC's current licensee, walking backwards.
- Bustamente, Antonio RWIgranted 2025-09-27cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held K9TDC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9TDC, oldest first.
- MC CLELLAN, GEORGE D NC2003-11-01 → cancelled 2015-10-27
- Bustamente, Antonio WI2025-12-09 active