680 Brea Canyon Business Center Blog June 6, 2014 680 Brea Canyon Business Center We wanted to share some good news regarding the brand new Brea Canyon Business Center. The building is almost complete and looks great. We look forward to you becoming a part of what will be a modern, thriving business center. 660 North Diamond Bar Blvd., Unit 228 660 North Diamond Bar Blvd., Unit 228 660 North Diamond Bar Blvd., Unit 228