Exhibit 21.1 - Subsidiaries of Yellow Corporation Yellow Dot Com Subsidiary, Inc., a Delaware corporation Meridian IQ, L.L.C., a Delaware limited liability company Yellow Global, LLC, a Delaware limited liability company Globe.com Lines, Inc., a Delaware corporation OPK Insurance Co., LTD, a Bermuda company Yellow Solutions, Inc., a Delaware corporation Yellow Transportation, Inc., an Indiana corporation Yellow Receivables Corp., a Delaware corporation Mission Supply Co., a Kansas company Yellow Redevelopment Corp., a Missouri corporation Yellow Relocation Services, a Kansas company Yellow Technologies, Inc., a Delaware corporation Yellow Transportation of Ontario, Inc., a Canadian corporation Yellow Transportation of British Columbia, Inc., a Canadian corporation Yellow Transportation Mexicana SA de CV, a Mexican company