Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SLM callsign genealogy
Currently held by Elliott IV, James W
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 K4SLM's current licensee, walking backwards.
- Elliott IV, James WSCgranted 2024-04-17cancelled 2025-02-21
Successor callsigns
Callsigns held now by people who previously held K4SLM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4SLM, oldest first.
- Adams Jr, Loyd FL2008-01-03 → cancelled 2020-02-28
- Elliott IV, James W SC2025-02-21 active