Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NC4US callsign genealogy
Currently held by WILLIS, O GENE
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 NC4US's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NC4US.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NC4US, oldest first.
- WILLIS, O GENE NC2007-07-19 → cancelled 2019-10-17
- Rupprecht, James M NC2020-08-28 active