Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4UUJ callsign genealogy
Currently held by GROVES, ORAL E
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 N4UUJ's current licensee, walking backwards.
- SWEENEY, WALTER RMIgranted 1999-05-19cancelled 2002-03-07
Successor callsigns
Callsigns held now by people who previously held N4UUJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4UUJ, oldest first.
- GROVES, ORAL E VA1989-01-17 → cancelled 2001-01-18
- SWEENEY, WALTER R TN2022-01-05 active