49 degrees north latitude
Montana
Montana
Montana
Eastern Montana, between Fallon and Glendive.
Yellowstone.
There is no town by the name of Montana in South Dakota. Montana and South Dakota are separate states in the USA. Each of them occupies a wide range of both latitude and longitude.
Montana
Montana
That point is on the Wyoming/Montana line, about 3.3 miles south-southeast of Ridge, Montana.
It is in the north of the USA. The longitude: N2345 S4563 latitude is : W1234 E4512
Eastern Montana, between Fallon and Glendive.
Montana
Montana and Wyoming
Latitude: 45°59′56″NLongitude: 112°31′27″W
Yellowstone.
The location is within zip code 59711, Anaconda, Montana.
Assuming that the question is referring to Helena, Montana . . . If you travel the short way from Helena to Ulaanbaatar, you cover 141 degrees of longitude.