Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4TA callsign genealogy
Currently held by ARMAN, THOMAS 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 KR4TA's current licensee, walking backwards.
- ARMAN, THOMAS DNCgranted 1997-07-29cancelled 2006-01-07
Successor callsigns
Callsigns held now by people who previously held KR4TA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KR4TA, oldest first.
- THOMPSON, JOE KY1994-06-10 → cancelled 2002-11-14
- ARMAN, THOMAS D NC2025-11-19 active