Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4JJL callsign genealogy
Currently held by LUNA, JOSE J
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 W4JJL's current licensee, walking backwards.
- Lefever, Justin JVAgranted 2018-11-27cancelled 2018-12-18
Successor callsigns
Callsigns held now by people who previously held W4JJL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4JJL, oldest first.
- LUNA, JOSE J FL1998-02-20 → cancelled 2010-01-08
- Lefever, Justin J VA2018-12-18 active