HarborOne Bank, West Branch Basic Info Reviews Routing Numbers Map & Direction Name: HarborOne Bank, West Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 443 Belmont Street Brockton, Massachusetts 02301 Plymouth County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer211380425YN211381372YY211385349YN From: To: