Stockman Bank of Montana, Drive-In-walk-up Branch Basic Info Reviews Routing Numbers Map & Direction Name: Stockman Bank of Montana, Drive-In-walk-up Branch Main Office: No Service: Limited Service Facility Office Location: 87 South 7th Street Miles City, Montana 59301 Custer County View other branches Phone: 406-234-8420 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer092902446YN092904570YN092905249YY From: To: