First Interstate Bank, Lakeside Branch Basic Info Reviews Routing Numbers Map & Direction Name: First Interstate Bank, Lakeside Branch Main Office: No Service: Full Service Brick and Mortar Office Location: U.S. Highway 93 And Stoner Creek Road Lakeside, Montana 59922 Flathead County View other branches Phone: 406-844-2535 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer092901272YN092901641YN092901683YY102300129YN From: To:
