Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB6DER callsign genealogy
Currently held by Tumminaro, Amanda L
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 KB6DER's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KB6DER.
No current licensee on record previously held this callsign.