Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ9R callsign genealogy
Currently held by RANDLE, JOSEPH P
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 KJ9R's current licensee, walking backwards.
- RANDLE, JOSEPH PINgranted 1999-05-07cancelled 2008-09-12
Successor callsigns
Callsigns held now by people who previously held KJ9R.
- SCHACHT, CHARLES AOKgranted 2016-01-14cancelled 2017-08-25
All historical holders
Every license row we've seen with the callsign KJ9R, oldest first.
- SCHACHT, CHARLES A OK1996-01-30 → cancelled 2004-05-19
- RANDLE, JOSEPH P IN2018-06-20 active