Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9KSQ callsign genealogy
Currently held by DUNCAN, STEVEN W
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 N9KSQ's current licensee, walking backwards.
- Duncan, Steven WWIgranted 2013-05-17cancelled 2014-08-19
Successor callsigns
Callsigns held now by people who previously held N9KSQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9KSQ, oldest first.
- DUNCAN, STEVEN W WI1991-03-19 → cancelled 2003-03-20
- Duncan, Steven W KY2025-05-20 active