Buena Vista National Bank, Warrensburg Branch Basic Info Reviews Routing Numbers Map & Direction Name: Buena Vista National Bank, Warrensburg Branch Main Office: No Service: Full Service Brick and Mortar Office Location: State Route 121 And East Main Street Warrensburg, Illinois 62573 Macon County View other branches Phone: 217-672-3596 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer081905292YY081910575YN From: To: