Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4RUC callsign genealogy
Currently held by LOCKLIN, WARREN 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 N4RUC's current licensee, walking backwards.
- Nall, RoryAZgranted 2023-12-13cancelled 2024-02-24
Successor callsigns
Callsigns held now by people who previously held N4RUC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4RUC, oldest first.
- LOCKLIN, WARREN W AL1998-08-21 → cancelled 2010-08-24
- Nall, Rory AZ2024-02-24 active