SunTrust Bank, 100 M Street Branch Basic Info Reviews Routing Numbers Map & Direction Name: SunTrust Bank, 100 M Street Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 100 M St, Se Washington, District Of Columbia 20003 District Of Columbia County View other branches Phone: 202-863-3805 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer051000020YN053100465YN055002707YN061000104YY061100790YN063102152YN063106750YN064000046YN084006952YN From: To: