Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3KDR callsign genealogy
Currently held by Richardson, David R
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 K3KDR's current licensee, walking backwards.
- Richardson, David RPAgranted 2019-08-22cancelled 2020-10-20
Successor callsigns
Callsigns held now by people who previously held K3KDR.
No current licensee on record previously held this callsign.