Uxhaxha lwezitolo v Oak Brook ube nesilinganiso esimaphakathi — 4.4 (ngokwezilinganiso zomsebenzisi Mapich).
Sithole uxhaxha lwezitolo Oak Brook emigwaqweni elandelayo: Oakbrook Center, Butterfield Rd
Le datha ikhiqizwa kusetshenziswa izihlungi zangokwezifiso ezisuselwe kukho 2 Izinkampani, eyethulwe kuleli khasi.