Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF4RJ callsign genealogy
Currently held by Johnston, Ronald L
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 AF4RJ's current licensee, walking backwards.
- Johnston, Ronald LTNgranted 2016-02-24cancelled 2016-04-12
Successor callsigns
Callsigns held now by people who previously held AF4RJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AF4RJ, oldest first.
- Witherington, Robert H NC1998-05-14 → cancelled 2010-05-01
- Johnston, Ronald L TN2026-02-24 active