| Business | Phone |
| E Plus Inc Po Box 1171, Chino Hills 91709 | (909) 393-0088 |
| Computer Age 2210 Calle Bienvenida, Chino Hills 91709 | (909) 418-8593 |
| Omco & M Computers 17871 Graystone Ave # 202, Chino Hills 91709 | (909) 393-3109 |
| Tci 16592 Cobalt Ct, Chino Hills 91709 | (909) 606-2215 |