First Interstate Bank, Shiloh Branch Basic Info Reviews Routing Numbers Map & Direction Name: First Interstate Bank, Shiloh Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 830 Shiloh Crossing Blvd Billings, Montana 59102 Yellowstone County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer092901272YN092901641YN092901683YY102300129YN From: To: