Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KS1M callsign genealogy
Currently held by Raviele, Joseph
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 KS1M's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KS1M.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KS1M, oldest first.
- DUFFORD JR, GEORGE C NC2014-02-25 → cancelled 2026-04-07
- Raviele, Joseph MA2026-04-24 active