Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ4PRS callsign genealogy
Currently held by Sipper, DuWayne R
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 KJ4PRS's current licensee, walking backwards.
- Sipper, DuWayne RFLgranted 2009-03-02cancelled 2009-06-26
Successor callsigns
Callsigns held now by people who previously held KJ4PRS.
No current licensee on record previously held this callsign.