| Business | Phone |
| Bob Truman Tax Svc 20955 Pathfinder Rd # 100, Diamond Bar 91765 | (909) 865-2720 |
| Orien J Pagan 23555 Golden Springs Dr # A2, Diamond Bar 91765 | (909) 860-6626 |
| Taxperts Inc 920 N Diamond Bar Blvd, Diamond Bar 91765 | (909) 861-5300 |
| Bob Jones Income Tax Svc 3333 S Brea Canyon Rd, Diamond Bar 91765 | (909) 598-8649 |
| Kim Coleman 23555 Golden Springs Dr, Diamond Bar 91765 | (909) 860-3085 |
| Elaine Grady's Tax Svc 939 Reno Ridge Ln, Diamond Bar 91765 | (909) 860-3343 |
| Truman Tax Svc 20955 Pathfinder Rd # 200, Diamond Bar 91765 | (909) 843-6481 |
| Nieto & Assoc Diamond Bar 91765 | (909) 843-6329 |
| Nbs Tax Svc 1155 S Diamond Bar Blvd # Q, Diamond Bar 91765 | (909) 861-6003 |
| Mary B Anderson Income Tax Svc 3220 S Brea Canyon Rd, Diamond Bar 91765 | (909) 869-0092 |