Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4JRK callsign genealogy
Currently held by Keplinger, Justin
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 WD4JRK's current licensee, walking backwards.
- Keplinger, JustinNCgranted 2024-08-30cancelled 2024-09-17
Successor callsigns
Callsigns held now by people who previously held WD4JRK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD4JRK, oldest first.
- INGRAM JR, LOUIS E NC1988-03-29 → cancelled 2000-03-30
- Keplinger, Justin NC2024-09-17 active