EXHIBIT 21.1

SUBSIDIARIES

1. Energy Transfer Partners, LLC, a Delaware limited liability company

2. Energy Transfer Partners GP, L.P., a Delaware limited partnership

3. Energy Transfer Partners, L.P., a Delaware limited partnership (2.0% general partner interest, 36.4 million Common Units, 26.1 million Class G Units and 100% of incentive distribution rights)

4. La Grange Acquisition, L.P., a Texas limited partnership, which does business as Energy Transfer Company through the following subsidiaries in which it holds a direct or indirect interest:

• ET Company I, Ltd., a Texas limited partnership, holding a direct or indirect interest in the following:

• Texas Energy Transfer Company, Ltd., a Texas limited partnership

• Chalkley Transmission Company, Ltd., a Texas limited partnership

• Whiskey Bay Gathering Company, Ltd., a Texas limited partnership

• Whiskey Bay Gas Company, a Texas limited partnership

• Ranger Pipeline, L.P., a Texas limited partnership, owning a partnership interest in the following:

• Mountain Creek Joint Venture, a Texas general partnership

• ETC Texas Pipeline, Ltd., a Texas limited partnership

• ETC Texas Processing, Ltd., a Texas limited partnership

• ETC Katy Pipeline, Ltd., a Texas limited partnership

• ETC Gas Company Ltd., a Texas limited partnership, owning a partnership interest in the following:

• ETC Marketing, Ltd., a Texas limited partnership

• Oasis Pipeline, L.P., a Texas limited partnership

• ETC Oasis, L.P., a Delaware limited partnership, owning a direct or indirect interest in the following:

• Oasis Pipe Line Company, a Delaware corporation

• Oasis Pipe Line Management Company, a Delaware corporation

• Oasis Pipe Line Finance Company, a Delaware corporation

• Oasis Partner Company, a Delaware corporation

• Oasis Pipe Line Company Texas, L.P., a Texas limited partnership

• Energy Transfer Fuel, LP, a Delaware limited partnership, owning a direct or indirect interest in the following:

• ET Fuel Pipeline, L.P.

• HP Houston Holdings, L.P., a Delaware limited partnership, owning a direct or indirect interest in the following:

• HPL Consolidation LP, a Delaware limited partnership, owning a direct or indirect interest in the following:

• HPL Asset Holdings LP, a Delaware limited partnership

• HPL Leaseco LP, a Delaware limited partnership

• HPL Resources Company LP, a Delaware limited partnership

• HPL Gas Marketing LP, a Delaware limited partnership

• Houston Pipe Line Company LP, a Delaware limited partnership, owning an interest in the following:

• HPL Houston Pipe Line Company, LLC, a Delaware limited liability company

• Mid-Texas Pipeline Company, a Texas general partnership

5. Heritage Operating L.P., a Delaware limited partnership, which does business under the following names:

• Amogas

• Archibald Propane

• Balgas

• Bi-State Propane

• Blue Flame Gas

• Blue Flame Gas of Charleston

• Blue Flame Gas of Mt. Pleasant

• Blue Flame Gas of Richmond

• Boland Energy

• C & D Propane

• Carolane Propane

• Clarendon Gas Co.

• Corbin Gas

• Covington Propane

• Cumberland LP Gas

• Custer Gas Service

• Dawson Propane

• E-Con Gas

• Eaves Propane & Oil

• Efird Gas Company

• Energy North Propane

• Fallsburg Gas Service

• Flamegas Company

• Foster’s Propane

• Foust Fuels

• Franconia Gas

• Gas Service Company

• Geldbach Petroleum

• Gibson Propane

• Green’s Fuel Gas Company

• Greer Gas, L.P.

• Guilford Gas

• Harris Propane

• Heritage Propane

• Holton’s L.P. Gas

• Horizon Gas

• Houston County Propane

• Hydratane of Athens

• Ikard & Newsom

• Ingas

• J & J Propane Gas

• John E. Foster & Son

• Johnson Gas

• Kingston Propane

• Kirby’s Propane Gas

• Lake County Gas

• Lewis Gas Co.

• Liberty Propane

• Loyd Fuel

• Lyons Gas

• Manley Gas

• Margas LP Service

• Marlen Gas

• Metro Lift Propane

• Modern Propane Gas

• Moore L.P. Gas

• Mt. Pleasant Propane

• Myers Propane Service

• New Mexico Propane

• Northern Energy

• Northwestern Propane

• Paradee Gas Company

• Perkins Propane Gas

• Pioneer Propane

• ProFlame

• Progas

• Propane Gas Inc.

• Quality Gas

• Race City Propane

• Rural Gas and Appliance

• San Juan Propane

• Sawyer Gas

• ServiGas

• ServiGas/Ikard & Newsom

• Shaner Propane

• Shaw L.P. Gas

• Southern Gas Company

• Thomas Gas Company

• Trenton LP Gas

• Tri-Cities Gas Company

• Tri-Gas Propane Company

• Tri-Gas of Benzie

• Turner Propane

• V-1 Propane

• Vess Propane

• Wakulla L.P.G.

• Waynesville Gas Service

• Young’s Propane

6. Titan Propane LLC, a Delaware limited liability company, which does business under the following names:

• AAA Propane

• Action Gas

• Adobe Propane

• Apache Gas

• Arrow Propane

• Ballard Gas Service

• Blue Flame Gas

• Braun Streat Propane

• Briceton Lp

• C F Lafountaine

• Central Valley Propane

• Coast Gas

• Countryside Propane

• County Propane

• Delaware Valley Propane

• Delta Propane

• Eagle Valley Propane

• Economy Propane

• Empiregas

• F K Gailey

• Fayette County Propane

• Flame Propane

• Francis F Bezio

• G & K Propane

• Graves Propane

• Hall’s Semple Propane

• Interstate Gas

• Keene Gas

• L & K Propane

• Lake Almanor Propane

• Lehigh Valley Propane

• Lone Pine Propane

• Mar Gas

• Michiana Gas

• Mid Georgia Propane

• Minns Gas LP

• Mobile Gas

• Mother Lode Propane

• Mountain Propane

• Myers/De’s

• Pedley Propane

• Pioneer Propane

• Placer Propane

• Propane Inc

• Quality Propane

• Ramona Propane

• Rural Gas

• Saratoga Propane

• Shenandoah Valley Propane

• Snyder Propane

• Southeastern Propane

• Southern Arizona Gas

• SP Barron LP

• Tecumseh LP

• St Augustine Gas

• Synergy Gas

• Tappan Gas LP

• Thomas Gas Company

• Titan Propane

• Town & Country

• Tri County Bottled Gas Inc

• Truckee Tahoe Propane

• Vineyard Propane

• Virginia Propane

• Western LP

7. CCE Holdings, LLC, a Delaware limited liability company

8. Heritage Service Corp., a Delaware corporation, holding a direct interest in the following:

• Heritage Energy Resources, L.L.C., an Oklahoma limited liability company

• Heritage Energy Transfer Systems, L.L.C., a Delaware limited liability company

• M-P Oils Ltd., an Alberta, Canada corporation, holding a direct or indirect interest in the following:

• M-P Energy Partnership, an Alberta general partnership

• Integrated Propane Services, Ltd., an Ontario corporation

• EarthAmerica, L.L.C., a Delaware limited liability company, holding a direct or indirect interest in the following:

• EarthAmerica of Texas, L.P., a Texas limited partnership

9. Titan Propane Services, Inc.

10. United Propane Exchange, L.L.C., a Delaware limited liability company

11. Heritage Holdings, Inc., a Delaware corporation