Community First Bank, Platteville Main Street Office Branch Basic Info Reviews Routing Numbers Map & Direction Name: Community First Bank, Platteville Main Street Office Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 170 West Main Street Platteville, Wisconsin 53818 Grant County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer075903226YN075918295YN From: To: