Stockman Bank of Montana, Hysam Branch Basic Info Reviews Routing Numbers Map & Direction Name: Stockman Bank of Montana, Hysam Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 719 Elliot Ave Hysham, Montana 59038 Treasure County View other branches Phone: 406-342-5214 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer092902446YN092904570YN092905249YY From: To: