Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KS9N callsign genealogy
Currently held by Campbell, Sean L
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 KS9N's current licensee, walking backwards.
- Campbell, Sean LINgranted 2013-02-28cancelled 2013-06-04
Successor callsigns
Callsigns held now by people who previously held KS9N.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KS9N, oldest first.
- AKER, MARY L IN1997-04-23 → cancelled 2009-04-24
- Campbell, Sean L IN2023-04-07 active