First State Bank, West Union Branch Basic Info Reviews Routing Numbers Map & Direction Name: First State Bank, West Union Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 409 West Main Street West Union, Ohio 45693 Adams County View other branches Phone: 937-544-5252 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer042202138YN042212050YY From: To: