Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF5JJ callsign genealogy
Currently held by Johnson, 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 KF5JJ's current licensee, walking backwards.
- Johnson, John AARgranted 2021-05-07cancelled 2024-03-15
Successor callsigns
Callsigns held now by people who previously held KF5JJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF5JJ, oldest first.
- Stroud, Carroll D AR2007-09-11 → cancelled 2019-11-19
- Johnson, John A AR2024-03-15 active