| Business | Phone |
| X-Engineers Inc 1112 E Route 66, Glendora 91740 | (626) 963-6694 |
| Centralink Inc 831 Claraday St # 28, Glendora 91740 | (626) 253-6463 |
| Computer Troubleshooters 128 E Juanita Ave, Glendora 91740 | (626) 335-2187 |
| Corcorde Computers 534 S Elwood Ave, Glendora 91741 | (626) 857-1184 |
| Epoch Network Ltd 757 E Arrow Hwy # F, Glendora 91740 | (626) 650-1100 |
| Tech-Powered Computers 200 N Glendora Ave # B, Glendora 91741 | (626) 650-0130 |