Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR1D callsign genealogy
Currently held by CARNEY, WILLIAM J
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 KR1D's current licensee, walking backwards.
- Rencher, Karl GTXgranted 2006-10-11cancelled 2007-04-17
Successor callsigns
Callsigns held now by people who previously held KR1D.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KR1D, oldest first.
- CARNEY, WILLIAM J NH1996-02-07 → cancelled 2004-05-17
- Rencher, Karl G TX2018-02-03 active