Petrolia Junction is a Unincorporated area located in Lambton, Ontario.

• Latitude: 42° 49' North   (decimal: 42.8167000)
• Longitude: 82° 10' West   (decimal: -82.1667000)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Railway Point
• Canadian Province/Territory: Ontario
• Location: Lambton
• GPS Coordinate Locator Map: Petrolia Junction Lat/Long