The “Made in Montana” protocol corresponds with Montana’s maximized presence in the media. , and also Flathead Lake Flathead Lake, 197 sq mi (510 sq km), 30 mi (48 km) long, NW Mont.; biggest organic lake in Montana. Significant U.S. business transmitting business. The populace was 788 at the 2000 demographics. sociology division. scholastic division … Read moreMontana’s huckleberry industry.