Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NC4DM callsign genealogy
Currently held by MORTON, MARGARET D
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 NC4DM's current licensee, walking backwards.
- MORTON, MARGARET DNCgranted 1996-08-09cancelled 2000-10-24
Successor callsigns
Callsigns held now by people who previously held NC4DM.
No current licensee on record previously held this callsign.