Signs Tagged With Big Green Sign

I-15 south at Exit 190 - Humphrey. This is the first exit inside Idaho on I-15 south.

I-15 south approaching Exit 190 - Humphrey. This is the first exit on I-15 south in Idaho.

I-15 south Entering Clark Count and Leaving Montana. Taken on Monida Pass on the Continental Divide between Idaho and Montana.

I-15 south onramp at Exit 0 to Idaho Falls.

I-15 Exit 0 onramp to Butte, and Idaho Falls.

Distance Marker to Lakeview and Red Rock Lakes Wildlife Refuge in Monida.

I-15 North at Exit 0 - Monida. Monida is the first exit on I-15 north in Montana.

I-15 north approaching Montana Exit 0 - Monida. The signage is consistent with Idaho Transportation Department signs. The sign says next exit 16 miles, but the next exit is actually Exit 9, at Snowline. The next services are 16 miles in Lima.

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.

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

Entering Clark County on I-15 north at the Jefferson - Clark County line.

I-15 north at Exit 150 - Hamer

I-15 north approaching Exit 150 - Hamer

I-15 north at Exit 143. Use Exit 143 for Sacajawea Historic Byway.

I-15 north at Exit 143 - ID-33/Rexburg/Salmon. This is the southern end of the Sacajawea Historic Byway.

I-15 north approaching Exit 143 - ID-33/Rexburg/Salmon. This is the southern end of the Sacajawea Historic Byway.