Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI0RTW callsign genealogy
Currently held by White, Robert T
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 KI0RTW's current licensee, walking backwards.
- White, Robert TCAgranted 2016-04-16cancelled 2016-05-03
Successor callsigns
Callsigns held now by people who previously held KI0RTW.
No current licensee on record previously held this callsign.