Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0ENJ callsign genealogy
Currently held by Johnson, Karen E
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 K0ENJ's current licensee, walking backwards.
- Johnson, Karen EKSgranted 2015-08-05cancelled 2016-08-23
Successor callsigns
Callsigns held now by people who previously held K0ENJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0ENJ, oldest first.
- THOMPSON, JAMES T CO1994-05-31 → cancelled 2006-06-01
- Johnson, Karen E KS2016-08-23 active