Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4JLL callsign genealogy
Currently held by Stegemann, Fredrick H
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 N4JLL's current licensee, walking backwards.
- Lyons III, Joseph LVAgranted 2018-09-13cancelled 2020-02-19
Successor callsigns
Callsigns held now by people who previously held N4JLL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4JLL, oldest first.
- Stegemann, Fredrick H VA2007-02-26 → cancelled 2019-05-21
- Lyons III, Joseph L VA2020-02-19 active