Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4QCI callsign genealogy
Currently held by Murphy IV, John G
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 KN4QCI's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KN4QCI.
- Murphy IV, John GGAgranted 2018-12-01