Banco Santander Puerto Rico, Loiza Street Branch Basic Info Reviews Routing Numbers Map & Direction Name: Banco Santander Puerto Rico, Loiza Street Branch Main Office: No Service: Full Service Brick and Mortar Office Location: Loiza And San Jorge Street Santurce, Puerto Rico 00911 San Juan County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer021502341YY021502723YN026007692YY066010597YY221571363YN221571376YN221572676YN From: To: