Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KQ4DR callsign genealogy
Currently held by COPLEY, HAROLD D
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 KQ4DR's current licensee, walking backwards.
- ABDUS SABUR, QADIRVAgranted 2015-01-15cancelled 2016-06-18
Successor callsigns
Callsigns held now by people who previously held KQ4DR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KQ4DR, oldest first.
- COPLEY, HAROLD D FL2002-05-08 → cancelled 2014-08-05
- ABDUS SABUR, QADIR VA2016-06-18 active