Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4JQO callsign genealogy
Currently held by ARNOLD III, JOSEPH D
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 K4JQO's current licensee, walking backwards.
- Garner, James ATNgranted 2015-02-17cancelled 2021-07-27
Successor callsigns
Callsigns held now by people who previously held K4JQO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4JQO, oldest first.
- ARNOLD III, JOSEPH D VA2007-12-18 → cancelled 2020-03-05
- Garner, James A TN2021-07-27 active