Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3JEF callsign genealogy
Currently held by Fleck, Jeffrey 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 N3JEF's current licensee, walking backwards.
- Klingner, JeffCAgranted 2026-04-16cancelled 2026-05-05
Successor callsigns
Callsigns held now by people who previously held N3JEF.
- JORDAN, STEPHEN WMDgranted 1992-02-25cancelled 2004-02-26
All historical holders
Every license row we've seen with the callsign N3JEF, oldest first.
- Fleck, Jeffrey E PA2013-11-13 → cancelled 2026-03-06
- Klingner, Jeff CA2026-05-05 active