Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN7KM callsign genealogy
Currently held by Armstrong Sr, Kenneth F
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 KN7KM's current licensee, walking backwards.
- Armstrong Sr, Kenneth FORgranted 2008-02-07cancelled 2008-06-10
Successor callsigns
Callsigns held now by people who previously held KN7KM.
No current licensee on record previously held this callsign.