Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI5JIM callsign genealogy
Currently held by Whittaker, Jim 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 KI5JIM's current licensee, walking backwards.
- Whittaker, Jim DOKgranted 2025-01-18cancelled 2025-05-17
Successor callsigns
Callsigns held now by people who previously held KI5JIM.
- Whittaker, Jim DOKgranted 2025-01-18cancelled 2025-05-17
All historical holders
Every license row we've seen with the callsign KI5JIM, oldest first.
- Whittaker, Jim D OK2019-10-04 → cancelled 2025-01-18
- Whittaker, Jim D OK2025-05-17 active