USFREIGHTWAYS CORPORATION SIGNIFICANT SUBSIDIARIES OF THE COMPANY Parent and Significant Subsidiaries State of Incorporation UFFreightways Corporation Delaware USF Bestway Inc. Arizona USF Dugan Inc. Kansas USF Holland Inc. Michigan USF Red Star Inc. New York USF Reddaway Inc. Oregon USF Logistics Inc. Illinois USF Distribution Services Inc. Illinois USF Coast Consolidators Inc. California USF Caribbean Services Inc. Delaware USF Sales Corporation Delaware USF Seko Wordwide Inc. Illinois