| Business | Phone |
| Alpha Omega Tutoring Llc 2060 E Route 66 # 201, Glendora 91740 | (626) 963-1900 |
| Brain Power Institute 947 E Route 66 # 107, Glendora 91740 | (626) 963-8638 |
| Hughes Language Tutoring 340 N Wabash Ave # D106, Glendora 91741 | (626) 963-7195 |
| Kumon Math Center Of Glendora 1340 E Route 66 # 101, Glendora 91740 | (626) 914-1120 |