Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1QO callsign genealogy
Currently held by KIRSHNER, 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 W1QO's current licensee, walking backwards.
- Brown, Jason DWVgranted 2010-07-10cancelled 2016-04-01
Successor callsigns
Callsigns held now by people who previously held W1QO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1QO, oldest first.
- KIRSHNER, DAVID R MA2005-11-10 → cancelled 2014-03-12
- Brown, Jason D WV2016-04-01 active