Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI0QR callsign genealogy
Currently held by Bolstad, Gregory 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 KI0QR's current licensee, walking backwards.
- BOLSTAD, GREGORY DMNgranted 1999-07-27cancelled 1999-08-27
Successor callsigns
Callsigns held now by people who previously held KI0QR.
- Bolstad, Gregory DMNgranted 2020-02-19