AMP: 279
Location: I-15 and I-315, Great Falls
Reassurance shield after the 315 interchange as US 89 and Montana 200 join the interstate.
AMP: 279
Location: I-15 and Central Ave W, Great Falls
Junction I-15 Business south coming up in 3/4 mile. In this case, it’s signed as TO US-87 NORTH for convenience
AMP: 280
Location: I-15 and Central Ave W, Great Falls
Exit for the I-15 Business loop. Local roads connect it to US 87 north.
E to I-15 Bus/US-89/MT-3/MT-200