Cornerstone Bank, Cornerstone Bank, Inc. Basic Info Reviews Routing Numbers Map & Direction Name: Cornerstone Bank, Cornerstone Bank, Inc. Main Office: Yes Service: Full Service Brick and Mortar Office Location: 101 West Main Street West Union, West Virginia 26456 Doddridge County View other branches Phone: 304-873-2401 Please enable JavaScript to view the comments powered by Disqus. From: To: