Lac à la Souris is a Lake located in Lac-Oscar; Antoine-Labelle, Quebec.

• Latitude: 47° 5' 21'' North   (decimal: 47.0891667)
• Longitude: 74° 57' 59'' West   (decimal: -74.9663889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Oscar; Antoine-Labelle
• Atlas of Canada Locator Map: Lac à la Souris
• GPS Coordinate Locator Map: Lac à la Souris Lat/Long