Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KN6CEO callsign genealogy
Currently held by Murphy Sr, Martin C
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 KN6CEO's current licensee, walking backwards.
- Murphy Sr, Martin CCAgranted 2019-05-03cancelled 2019-05-24
Successor callsigns
Callsigns held now by people who previously held KN6CEO.
No current licensee on record previously held this callsign.