Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NT7S callsign genealogy
Currently held by Milldrum, Jason R
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 NT7S's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NT7S.
No current licensee on record previously held this callsign.