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I-15 North - Exit 121
I-15 North - Exit 121

I-15 north at Exit 121 - I-90 West/Missoula. Use right lanes to continue on I-15 North/I-90 East/Butte.

Taken 05-11-2023

Nearby Signs
Big Green Sign Intersection Freeway Junction Overhead Milemarker Interchange
I-15 I-90 Butte Silver Bow County Montana United States

Next Sign

I-90 Exit 208
I-15 Exit 119
I-90 I-15 Exit 122 (I-15)