1 Exhibit 21 SUBSIDIARIES OF THE REGISTRANT ------------------------------ State or Jurisdiction Subsidiary of Incorporation ---------- ---------------------- RPS, Inc. Delaware RPS, Ltd. Canada Roadway Package System S.A. de C.V. Mexico Roadway Telemarketing, Inc. Delaware Services Development Corporation Delaware Circle Investment Co. Delaware Caliber Customer Support, Inc. Delaware Viking Freight, Inc. California Spartan Express, Inc. South Carolina (d/b/a Viking Freight -- Midwest/Southern Division) Coles Express, Inc. Delaware (d/b/a Viking Freight -- Northeastern Division) Central Freight Lines, Inc. Texas (d/b/a Viking Freight -- Southwestern Division) Caliber Logistics, Inc. Ohio Caliber Dedicated Transportation, Inc. Delaware MediQuik Express, Inc. Ohio Pivot Systems, Inc. Delaware ROLS Marketing Services, Inc. Delaware Warehouse Services, Inc. Delaware Caliber Logistics (Canada), Inc. Ontario Caliber Intermodal, Inc. Delaware Roberts Transportation Services, Inc. Ohio Roberts Express, Inc. Ohio Roberts Express, B.V. Netherlands Roberts Express SARL France Roberts Express GmbH Germany North Coast Express, Inc. Ohio Roberts Air Freight, Inc. Ohio AutoQuik, Inc. Delaware Third Party Services, Inc. Delaware Caliber Technology, Inc. Ohio Roadway Tire Company Ohio Triangle Investment Co. Delaware Transport Financial Corporation Delaware Roadway Services (Canada), (1991) Ltd. Canada The Roadway Company (Europe), Inc. Delaware Transportation Research, Inc. Delaware