Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NDO 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 K4NDO's current licensee, walking backwards.
- Murphy IV, John GGAgranted 2018-11-06cancelled 2018-12-01
Successor callsigns
Callsigns held now by people who previously held K4NDO.
No current licensee on record previously held this callsign.