Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3DJR callsign genealogy
Currently held by Robbins, Donald J
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 K3DJR's current licensee, walking backwards.
- Robbins, Donald JSCgranted 2011-01-26cancelled 2018-09-15
Successor callsigns
Callsigns held now by people who previously held K3DJR.
No current licensee on record previously held this callsign.