National Exchange Bank and Trust, Mount Calvary Branch Basic Info Reviews Routing Numbers Map & Direction Name: National Exchange Bank and Trust, Mount Calvary Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 516 Fond Du Lac Street Mount Calvary, Wisconsin 53057 Fond Du Lac County View other branches Phone: 920-753-4171 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer075900766YY075911768YY075912851YN From: To: