Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0RUS callsign genealogy
Currently held by Russell, Ian 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 K0RUS's current licensee, walking backwards.
- Russell, Ian JCOgranted 2013-04-26cancelled 2020-04-24
Successor callsigns
Callsigns held now by people who previously held K0RUS.
- RUSSELL, TIMOTHY GCOgranted 2018-04-03
All historical holders
Every license row we've seen with the callsign K0RUS, oldest first.
- RUSSELL, TIMOTHY G CO2009-12-02 → cancelled 2018-04-03
- Russell, Ian J CO2020-04-24 active