Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1MSL callsign genealogy
Currently held by Lee, Michael S
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 W1MSL's current licensee, walking backwards.
- Lee, Michael SMAgranted 2006-03-07cancelled 2006-03-31
Successor callsigns
Callsigns held now by people who previously held W1MSL.
No current licensee on record previously held this callsign.