Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1DDX callsign genealogy
Currently held by Grant, Eric P
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 N1DDX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N1DDX.
No current licensee on record previously held this callsign.