Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KI4DOC callsign genealogy
Currently held by Goodell, Todd A
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 KI4DOC's current licensee, walking backwards.
- Goodell, Todd ATNgranted 2023-04-21cancelled 2023-05-09
Successor callsigns
Callsigns held now by people who previously held KI4DOC.
- COWLES, STEWARTTNgranted 2017-02-22
All historical holders
Every license row we've seen with the callsign KI4DOC, oldest first.
- Cowles, Stewart TN2013-12-20 → cancelled 2017-02-22
- Goodell, Todd A TN2023-05-09 active