Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1SLM callsign genealogy
Currently held by USS Salem
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 N1SLM's current licensee, walking backwards.
- KC1QOOcancelledUSS SalemMAgranted 2022-03-09cancelled 2022-03-29
Successor callsigns
Callsigns held now by people who previously held N1SLM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1SLM, oldest first.
- HART, WARREN E MA1994-07-14 → cancelled 2006-07-15
- USS Salem MA2022-03-29 active