Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4TWB callsign genealogy
Currently held by VOISIN, JACQUES C
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 KD4TWB's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KD4TWB.
- VOISIN, JACQUES CFLgranted 2009-10-17cancelled 2021-12-11