Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4RUS callsign genealogy
Currently held by GROCE, GEORGE 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 N4RUS's current licensee, walking backwards.
- Austin Jr, UlyssesNCgranted 2022-02-22cancelled 2022-03-15
Successor callsigns
Callsigns held now by people who previously held N4RUS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4RUS, oldest first.
- GROCE, GEORGE W NC2009-06-22 → cancelled 2021-06-19
- Austin Jr, Ulysses NC2022-03-15 active