Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD0FF callsign genealogy
Currently held by DECKER, BILL 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 KD0FF's current licensee, walking backwards.
- DECKER, BILL EMOgranted 2009-11-19cancelled 2009-12-18
Successor callsigns
Callsigns held now by people who previously held KD0FF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD0FF, oldest first.
- DECKER, BILL E MO1988-03-22 → cancelled 2000-03-23
- DECKER, BILL E MO2019-10-11 active