Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4EOJ callsign genealogy
Currently held by Entzminger Jr, George
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 N4EOJ's current licensee, walking backwards.
- Humphrey, Darrell WNCgranted 2021-02-08cancelled 2022-02-01
Successor callsigns
Callsigns held now by people who previously held N4EOJ.
- ENTZMINGER JR, GEORGESCgranted 2019-02-11
All historical holders
Every license row we've seen with the callsign N4EOJ, oldest first.
- Entzminger Jr, George SC2007-03-28 → cancelled 2008-11-25
- Humphrey, Darrell W NC2022-02-01 active