Metro City Bank, Duluth Branch Basic Info Reviews Routing Numbers Map & Direction Name: Metro City Bank, Duluth Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 3725 Old Norcross Road Duluth, Georgia 30096 Gwinnett County View other branches Phone: 770-495-1774 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer061104848YY061120686YY From: To: