I-90 East - Exit 434
I-90 east approaching Exit 434 - US-310/US-212/Red Lodge/Laurel. This is the northern terminus of US-310, which beings near Greybull, Wyoming. US-212 joins I-90 east to Crow Agency.
I-90 West - Exit 434
I-90 west at Exit 434 - US-212/US-310/Laurel/Red Lodge. US-212 west leaves I-90 westbound here. Eastbound US-212 east joins I-90 to Crow Agency. This is the northern terminus of US-310.