Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4JEF callsign genealogy
Currently held by Johns, Jeffrey A
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 W4JEF's current licensee, walking backwards.
- Fitzgerald, Jonathan EGAgranted 2008-10-10cancelled 2008-11-04
Successor callsigns
Callsigns held now by people who previously held W4JEF.
- JOHNS, JEFFREY AALgranted 2004-11-27cancelled 2007-03-20
All historical holders
Every license row we've seen with the callsign W4JEF, oldest first.
- Johns, Jeffrey A AL1999-01-21 → cancelled 2004-11-27
- FITZGERALD, JONATHAN E GA2018-08-13 active