Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4DBW callsign genealogy
Currently held by VALLI, RONALD E
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 KD4DBW's current licensee, walking backwards.
- WEST, DONALD BSCgranted 2013-01-10cancelled 2016-04-01
Successor callsigns
Callsigns held now by people who previously held KD4DBW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4DBW, oldest first.
- VALLI, RONALD E FL1991-07-23 → cancelled 2003-07-24
- WEST, DONALD B SC2016-04-01 active