| Business | Phone |
| Bnc Mortgage Inc 22632 Golden Springs Dr # 210, Diamond Bar 91765 | (909) 396-5300 |
| Diamond Hills Financial 23481 Golden Springs Dr, Diamond Bar 91765 | (909) 612-8170 |
| First Bank 1370 Valley Vista Dr # 100, Diamond Bar 91765 | (909) 396-6964 |
| Heritage Mortgage 22632 Golden Springs Dr # 100, Diamond Bar 91765 | (909) 396-6200 |
| Loanbox 21308 Pathfinder Rd, Diamond Bar 91765 | (909) 860-9999 |
| Pacific Cal Mortgage Corp 23545 Palomino Dr # B, Diamond Bar 91765 | (909) 861-1141 |
| Diamond Hills Financial 2020 S Brea Canyon Rd, Diamond Bar 91765 | (909) 612-8170 |
| Trident Funding 618 Great Bend Dr, Diamond Bar 91765 | (909) 861-1432 |
| Loanbox 22632 Golden Springs Dr, Diamond Bar 91765 | (909) 860-9999 |
| Production Mortgage 750 N Diamond Bar Blvd # 214, Diamond Bar 91765 | (909) 860-7348 |
| Norcal Prime Equity Corp 725 Brea Canyon Rd, Diamond Bar 91765 | (909) 839-0875 |
| New West Capital 732 N Diamond Bar Blvd # 124, Diamond Bar 91765 | (909) 396-7340 |