Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WQ9N callsign genealogy
Currently held by KRUBSACK, ROBERT M
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 WQ9N's current licensee, walking backwards.
- QUIMBY, PAUL WMAgranted 2013-06-20cancelled 2022-12-02
Successor callsigns
Callsigns held now by people who previously held WQ9N.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WQ9N, oldest first.
- KRUBSACK, ROBERT M WI2009-12-30 → cancelled 2022-03-22
- QUIMBY, PAUL W CA2022-12-02 active