Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NGJ callsign genealogy
Currently held by Baker, Dennis M
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 K4NGJ's current licensee, walking backwards.
- Baker, Dennis MNCgranted 2018-06-18cancelled 2022-04-29
Successor callsigns
Callsigns held now by people who previously held K4NGJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4NGJ, oldest first.
- KING, BYRON L NC2009-01-10 → cancelled 2021-01-08
- Baker, Dennis M NC2022-04-29 active