Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4SLM callsign genealogy
Currently held by DE LONG, BRIGIT T
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 N4SLM's current licensee, walking backwards.
- MILES, STEVEN LALgranted 2012-05-23cancelled 2016-08-23
Successor callsigns
Callsigns held now by people who previously held N4SLM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4SLM, oldest first.
- DE LONG, BRIGIT T NC1998-01-22 → cancelled 2010-01-23
- MILES, STEVEN L MS2016-08-23 active