Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4JR callsign genealogy
Currently held by Rushing Sr, John A
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 KV4JR's current licensee, walking backwards.
- Rushing Sr, John AFLgranted 2013-06-13cancelled 2015-04-10
Successor callsigns
Callsigns held now by people who previously held KV4JR.
- JAKUBEK, PETESCgranted 2013-02-02cancelled 2025-02-04
All historical holders
Every license row we've seen with the callsign KV4JR, oldest first.
- JAKUBEK, PETER A SC2011-06-14 → cancelled 2013-02-02
- Rushing Sr, John A GA2015-04-10 active