Astoria Bank, Williston Park Branch Basic Info Reviews Routing Numbers Map & Direction Name: Astoria Bank, Williston Park Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 162 Hillside Avenue Williston Park, New York 11596 Nassau County View other branches Phone: 516-747-0600 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer221471861YN221472815YY From: To: