HarborOne Bank, Montello Branch Basic Info Reviews Routing Numbers Map & Direction Name: HarborOne Bank, Montello Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 820 North Main 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: