Regional Municipality of Halton
Mississauga Halton LHIN services a region that includes a south-west portion of the City of Toronto, the south part of the Regional Municipality of Peel, and the Regional Municipality of Halton except for the City of Burlington, which is part of the Hamilton Niagara Haldimand Brant LHIN. The LHIN includes the municipalities of South Etobicoke, ON, Mississauga, ON, Halton Hills, ON, Oakville, ON, and Milton, ON.