Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI6RDB callsign genealogy
Currently held by BRYANT, RUSSELL 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 KI6RDB's current licensee, walking backwards.
- Bryant, Russell DCAgranted 2015-12-08cancelled 2015-12-29
Successor callsigns
Callsigns held now by people who previously held KI6RDB.
- THIELE, CHERYLCAgranted 2018-05-30
All historical holders
Every license row we've seen with the callsign KI6RDB, oldest first.
- THIELE, CHERYL CA2008-06-04 → cancelled 2008-07-04
- BRYANT, RUSSELL D UT2025-11-27 active