Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KQ6DQ callsign genealogy
Currently held by QUINLAN, DAVID
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 KQ6DQ's current licensee, walking backwards.
- QUINLAN, DAVIDCAgranted 2001-11-07cancelled 2007-11-10
Successor callsigns
Callsigns held now by people who previously held KQ6DQ.
- DEL ROSARIO, ROMEO RCAgranted 2001-01-27cancelled 2003-04-08
All historical holders
Every license row we've seen with the callsign KQ6DQ, oldest first.
- DEL ROSARIO, ROMEO R CA1999-04-06 → cancelled 2001-01-27
- QUINLAN, DAVID CA2017-09-12 active