Westamerica Bank, Olive Road Branch Basic Info Reviews Routing Numbers Map & Direction Name: Westamerica Bank, Olive Road Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 490 West Olive Avenue Merced, California 95340 Merced County View other branches Phone: 209-383-8520 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer121137001YN121140218YY121141000YN121141615YN From: To:
