Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6SCI callsign genealogy
Currently held by MC DONALD, DENNIS W
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 N6SCI's current licensee, walking backwards.
- MC DONALD, DENNIS WCAgranted 2003-09-03cancelled 2007-12-08
Successor callsigns
Callsigns held now by people who previously held N6SCI.
No current licensee on record previously held this callsign.