National Exchange Bank and Trust, Campbellsport Branch Basic Info Reviews Routing Numbers Map & Direction Name: National Exchange Bank and Trust, Campbellsport Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 114 North Fond Du Lac Avenue Campbellsport, Wisconsin 53010 Fond Du Lac County View other branches Phone: 920-533-8386 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer075900766YY075911768YY075912851YN From: To: