Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4DRQ callsign genealogy
Currently held by BUCHANAN, DONALD 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 KB4DRQ's current licensee, walking backwards.
- BUCHANAN, DONALD RNCgranted 1993-08-31cancelled 2003-09-12
Successor callsigns
Callsigns held now by people who previously held KB4DRQ.
- BUCHANAN, DONALD RNCgranted 2017-03-24