Security State Bank, Grayland Branch Basic Info Reviews Routing Numbers Map & Direction Name: Security State Bank, Grayland Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 853 Hart Street Grayland, Washington 98547 Grays Harbor County View other branches Phone: 360-267-5481 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer125100607YY125107008YY From: To: