The Farmers & Merchants Bank, Hazen Branch Basic Info Reviews Routing Numbers Map & Direction Name: The Farmers & Merchants Bank, Hazen Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 110 North Front Hazen, Arkansas 72064 Prairie County View other branches Phone: 870-255-3042 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer082901619YN082907477YY082907529YN084100858YN From: To: