Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4MHO callsign genealogy
Currently held by MURPHREE, MICHAEL A
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 N4MHO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N4MHO.
No current licensee on record previously held this callsign.