Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN6SSN callsign genealogy
Currently held by Harmon, Susan E
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 KN6SSN's current licensee, walking backwards.
- Harmon, Susan ECAgranted 2018-06-19cancelled 2018-07-24
Successor callsigns
Callsigns held now by people who previously held KN6SSN.
- Harmon, Susan ECAgranted 2021-02-23