Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4JLU callsign genealogy
Currently held by DELAMORTON, HOWARD F B
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 K4JLU's current licensee, walking backwards.
- Fink, Jerry BGAgranted 2019-03-15cancelled 2019-04-02
Successor callsigns
Callsigns held now by people who previously held K4JLU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4JLU, oldest first.
- DELAMORTON, HOWARD F B VA1996-04-10 → cancelled 2008-04-11
- Fink, Jerry B GA2019-04-02 active