Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD9TOM callsign genealogy
Currently held by Tibbitts, Thomas
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 KD9TOM's current licensee, walking backwards.
- Tibbitts, ThomasWIgranted 2016-05-25cancelled 2016-06-14
Successor callsigns
Callsigns held now by people who previously held KD9TOM.
- Tibbitts, ThomasWIgranted 2022-01-14