Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KS4MLS callsign genealogy
Currently held by Snook, Michael 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 KS4MLS's current licensee, walking backwards.
- Snook, Michael LFLgranted 2009-08-25cancelled 2009-09-12
Successor callsigns
Callsigns held now by people who previously held KS4MLS.
No current licensee on record previously held this callsign.