Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4JE callsign genealogy
Currently held by Hill, John C
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 KK4JE's current licensee, walking backwards.
- Ehrlich, James MTNgranted 2016-11-03cancelled 2019-05-14
Successor callsigns
Callsigns held now by people who previously held KK4JE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK4JE, oldest first.
- Hill, John C KY2007-02-08 → cancelled 2019-04-09
- Ehrlich, James M TN2019-05-14 active