QuickLinks -- Click here to rapidly navigate through this document


Exhibit 21.1

LIST OF SUBSIDIARIES

Name of Subsidiary
  State of
Organization
Crosstex Operating GP, LLC   Delaware
Crosstex Energy Services GP, LLC   Delaware
Crosstex Energy Services, L.P.    Delaware
Crosstex Energy Finance Corporation   Delaware
Crosstex Eunice, LLC   Louisiana
Crosstex Gulf Coast Marketing Ltd.    Texas
Crosstex CCNG Processing Ltd.    Texas
Crosstex Louisiana Energy, L.P.    Delaware
Crosstex Louisiana Gathering, LLC   Louisiana
Crosstex LIG, LLC   Louisiana
Crosstex Tuscaloosa, LLC   Louisiana
Crosstex LIG Liquids, LLC   Louisiana
Crosstex DC Gathering Company, J.V.    Texas
Crosstex North Texas Pipeline, L.P.    Texas
Crosstex North Texas Gathering, L.P.    Texas
Crosstex Processing Services, LLC   Delaware
Crosstex Pelican, LLC   Delaware
Crosstex NGL Marketing, L.P.    Texas
Crosstex NGL Pipeline, L.P.    Texas
Sabine Pass Plant Facility Joint Venture   Texas



QuickLinks

LIST OF SUBSIDIARIES