* Arizona * California * Nevada * Utah
Idaho borders Nevada and Utah to the south.
The state of Nevada is directly west of Utah.
Utah, Colorado, South Dakota, Montana, Nebraska,and Idaho
colorado idaho
Nevada and Utah
6: Montana, South Dakota, Nebraska, Colorado, Utah, Idaho
Montana, Idaho, Utah, Colorado, Nebraska, and South Dakota all border Wyoming.
Wyoming is the state that borders Montana, Idaho, Utah, Colorado, Nebraska, and South Dakota.
I believe you are referring to 'Meadow, Utah'. I could not find a town exactly 315 miles south of Idaho Falls, Idaho on I-15, but there is a town that is 316.7 miles south of Idaho Falls, Idaho named 'Meadow, Utah'. This is probably the town that you are referring to. Of course, that may vary according to how the distance is measured.
Montana, South Dakota, Nebraska, Colorado, Utah, Idaho
Utah is bordered by Idaho and Wyoming to the north, Arizona to the south, Colorado to the east, and Nevada to the west.