Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4JLM callsign genealogy
Currently held by Moran, James L
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 K4JLM's current licensee, walking backwards.
- BURKHOLDER II, DAVID JTXgranted 2022-09-22cancelled 2022-11-18
Successor callsigns
Callsigns held now by people who previously held K4JLM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4JLM, oldest first.
- Moran, James L FL2010-07-24 → cancelled 2022-06-22
- BURKHOLDER II, DAVID J TX2022-11-18 active