United Bank, Dual Hwy Branch Basic Info Reviews Routing Numbers Map & Direction Name: United Bank, Dual Hwy Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 1219 Mount Aetna Rd Hagerstown, Maryland 21742 Washington County View other branches Phone: 301-739-4690 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer043316942YN043400052YN051500481YN051501642YN051504500YN051504623YN051900395YY057004680YN243474325YN From: To: