Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4JS callsign genealogy
Currently held by SATTERFIELD, JOHN 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 KK4JS's current licensee, walking backwards.
- SATTERFIELD, JOHN LSCgranted 2018-05-04cancelled 2019-03-05
Successor callsigns
Callsigns held now by people who previously held KK4JS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK4JS, oldest first.
- Manders, Johnny H AL2006-10-24 → cancelled 2019-02-12
- SATTERFIELD, JOHN L SC2019-03-05 active