Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NR4U callsign genealogy
Currently held by WESTER, CHARLES 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 NR4U's current licensee, walking backwards.
- DENLINGER, ROBERT MKYgranted 2014-04-23cancelled 2022-03-29
Successor callsigns
Callsigns held now by people who previously held NR4U.
- WESTER, CHARLES WGAgranted 2020-03-10
All historical holders
Every license row we've seen with the callsign NR4U, oldest first.
- NOE, J EARL NC1996-11-05 → cancelled 2003-09-22
- WESTER, CHARLES W GA2017-02-02 → cancelled 2020-03-10
- DENLINGER, ROBERT M NV2022-03-29 active