[South Dakota]

Must be fargo or Bismarck

[Bulwyf]

Grande Prairie, Alberta.

[Smokin' Joe]

Fargo and Bismark (with Grand Forks you have the Trifecta) of towns with populations over 100,000 in the State.

Unfortunately, that's the more liberal group and about half of the State population. Check out a county map of the last US Senate election (where Heitkamp won) and you'll see the split. Blue in the East and on the Reservations, Red in the west.