| Business | Phone |
| Christian Brothers Inc 915 Harger Rd, Oak Brook 60523 | (630) 571-2182 |
| Christian Brothers Investment 1200 Jorie Blvd # 210, Oak Brook 60523 | (630) 571-2182 |
| Church World Svc-Crop 900 Jorie Blvd 32, Oak Brook 60523 | (630) 990-7441 |
| Ethiopia Christian Ministries 19 Baybrook Ln, Oak Brook 60523 | (630) 789-0360 |
| Imrie Mb 209 31st St, Oak Brook 60523 | (630) 325-1940 |
| Oak Brook Community Church 3100 Midwest Rd, Oak Brook 60523 | (630) 986-0310 |