Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4TAS callsign genealogy
Currently held by Smiddy, Troy 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 KI4TAS's current licensee, walking backwards.
- Smiddy, Troy ATNgranted 2023-05-03cancelled 2023-06-06
Successor callsigns
Callsigns held now by people who previously held KI4TAS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KI4TAS, oldest first.
- Guard, Mark J KY2007-01-22 → cancelled 2019-02-12
- Smiddy, Troy A TN2023-06-06 active