The Malvern National Bank, Sheridan Branch Basic Info Reviews Routing Numbers Map & Direction Name: The Malvern National Bank, Sheridan Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 207 North Oak Street Sheridan, Arkansas 72150 Grant County View other branches Phone: 870-942-5191 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer082901389YN082907134YY From: To: