Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2RJR callsign genealogy
Currently held by RENSWICK, ROGER J
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 K2RJR's current licensee, walking backwards.
- RAMBOW, ROBERT JNJgranted 2021-03-25cancelled 2023-02-07
Successor callsigns
Callsigns held now by people who previously held K2RJR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2RJR, oldest first.
- RENSWICK, ROGER J NY2009-02-21 → cancelled 2021-05-22
- RAMBOW, ROBERT J NJ2023-02-07 active