| Business | Phone |
| Adam Judis Computer Consulting 1430 S Grand Ave Pmb 417, Glendora 91740 | (626) 405-1739 |
| Ccc Development Co 2200 E Route 66, Glendora 91740 | (626) 914-0044 |
| Computer Exchange 360 W Foothill Blvd, Glendora 91741 | (626) 963-7746 |
| Electronix Md 425 Fern Dell Pl, Glendora 91741 | (626) 208-3412 |
| Kurtz Computer Svc Glendora 91740 | (626) 963-6864 |
| On Site Computer Svc 209 W Foothill Blvd, Glendora 91741 | (626) 335-5271 |
| Mustang Networking 147 W Route 66 Pmb 663, Glendora 91740 | (626) 549-2873 |
| P C Tech Computers 526 E Route 66, Glendora 91740 | (626) 335-8560 |