Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9BED callsign genealogy
Currently held by STORM, RALPH F
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 K9BED's current licensee, walking backwards.
- DiFilippo, Cristopher DWAgranted 2018-12-19cancelled 2019-03-30
Successor callsigns
Callsigns held now by people who previously held K9BED.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9BED, oldest first.
- STORM, RALPH F WI2005-05-26 → cancelled 2017-08-25
- DiFilippo, Cristopher D WA2019-03-30 active