Union Community Bank, Columbia Branch Basic Info Reviews Routing Numbers Map & Direction Name: Union Community Bank, Columbia Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 10 South 18th St Columbia, Pennsylvania 17512 Lancaster County View other branches Phone: 717-684-0231 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer031309068YN031376101YY From: To: