Garrison, Montana
I-90 East - Exit 174
I-90 east at Exit 174 - US-12 East/Garrison/Helena. Continue east on I-90 to Butte. US-12 east leaves I-90 eastbound here.
I-90 East - Exit 174
I-90 east approaching Exit 174 - US-12 East/Garrison/Helena. US-12 east leaves I-90 eastbound here.
I-90 West Exit 170
I-90 west approaching Exit 170, Phosphate, 0.5 miles.
US-12 West at I-90
US-12 west at I-90 east to Butte. US-12 continues west another mile to I-90 west.
US-12 West at I-90 in Garrison
US-12 approaching I-90.