Signs From Idaho

Distance marker on I-15 north to Lima, Dillon, and Butte. All destinations are located within Montana. This is just north of Exit 190.

I-15 north at Exit 190 - Humphrey. This is the last exit in Idaho on I-15 north.

I-15 north approaching Exit 190 - Humphrey.

I-15 north Exit 184 - Stoddard Creek Area

I-15 north approaching Exit 184 - Stoddard Creek Area

I-15 north at Exit 180 - Spencer. The Nez Perce Trail leaves I-15 here.

I-15 North Exit 180 - Spencer. Spencer is the last town on I-15 north in Idaho. Spencer lies at the base of Monida Pass. the Nez Perce Trail exits I-15 here as well.

I-15 North at Exit 172. Exit 172 has no destinations, but formerly listed the US Sheep Experiment Station.

I-15 north approaching Exit 172. Exit 172 does not have a destination listed, but was formerly listed as US Sheep Experiment Station.

I-15 north Exit 167 - ID-22 West/Clark County A2/Dubois.