1. Annandale Rock Products-Office 12128 State Highway 55 NW, Annandale, MN 55302 Coordinate: 45.26667,-94.13941 Phone: (320) 274-8844
2. Knife River 185 Elm St E, Annandale, MN 55302 Coordinate: 45.25927,-94.12182 Phone: (320) 274-5613