Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR6I callsign genealogy
Currently held by SUTLIFF, GREGORY
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 KR6I's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KR6I.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KR6I, oldest first.
- BROWN, LORIN J CA2013-12-05 → cancelled 2026-03-06
- SUTLIFF, GREGORY OR2026-05-02 active