Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9YI callsign genealogy
Currently held by SILVERTHORNE II, WILSON O
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 N9YI's current licensee, walking backwards.
- SILVERTHORNE II, WILSON OINgranted 1997-12-22cancelled 2002-07-06
Successor callsigns
Callsigns held now by people who previously held N9YI.
No current licensee on record previously held this callsign.