List of pipeline systems

17,373 systems, longest first

SystemOperatorCarriesStatesLength
Northern Natural GasNorthern Natural Gas CompanyNatural gasIA, IL, KS, MI, MN, NE, NM, OK, SD, TX, WI14,128 mi
Tennessee Gas PipelineTennessee Gas Pipeline Company, L.L.C.Natural gasAL, AR, CT, KY, LA, MA, MS, NH, NJ, NY, OH, PA, RI, TN, TX, WV11,777.8 mi
Columbia Gas TransmissionColumbia Gas Transmission, LLCNatural gasDE, KY, MD, NC, NJ, NY, OH, PA, VA, WV10,452 mi
El Paso Natural GasEl Paso Natural Gas Company, L.L.C.Natural gasAZ, CO, NM, OK, TX10,162.5 mi
Anr PipelineANR Pipeline CompanyNatural gasAR, IA, IL, IN, KS, KY, LA, MI, MO, MS, NE, OH, OK, TN, TX, WI9,245.9 mi
Natural Gas Pipeline Co Of America (kmi)Natural Gas Pipeline Company of America LLCNatural gasAR, IA, IL, IN, KS, LA, MO, NE, NM, OK, TX9,057.4 mi
Transcontinental Gas Pipe LineTranscontinental Gas Pipe Line Company, LLCNatural gasAL, DE, GA, LA, MD, MS, NC, NJ, NY, PA, SC, TX, VA8,630.4 mi
Texas Eastern TransmissionTexas Eastern Transmission, LPNatural gasAL, AR, DE, IL, IN, KY, LA, MD, MO, MS, NJ, NY, OH, PA, TN, TX, WV8,531.3 mi
Energy TransferEnergy TransferNatural gasAR, KS, LA, NM, OH, OK, PA, TX, WV7,917.1 mi
Southern Natural GasSouthern Natural Gas Company, L.L.C.Natural gasAL, FL, GA, LA, MS, SC, TN7,002.5 mi
Panhandle Eastern PipelinePanhandle Easter Pipeline Co, Panhandle Eastern Pipe Line Company, LPNatural gasIL, IN, KS, MI, MO, OH, OK, TX6,328.1 mi
Texas Gas TransmissionTexas Gas Transmission, LLCNatural gasAR, IL, IN, KY, LA, MS, OH, TN, TX5,960.6 mi
Southern Star Central Gas PipelineSouthern Star Central Gas Pipeline, Inc., Southern Stear Central Gas Pipeline, Inc.Natural gasCO, KS, MO, NE, OK, TX, WY5,756.2 mi
Atmos Pipeline - TexasAtmos Pipeline - TexasNatural gasTX5,749.2 mi
Enable Gas TransmissionEnable Gas Transmission, LLCNatural gasAR, KS, LA, MO, MS, OK, TN, TX5,652.9 mi
Colorado Interstate GasColorado Interstate Gas Company, L.L.C.Natural gasCO, KS, MT, OK, TX, UT, WY5,498.7 mi
Pacific Gas & ElectricPacific Gas and Electric CoNatural gasCA5,443.5 mi
Florida Gas TransmissionFlorida Gas Transmission Company, LLCNatural gasAL, FL, LA, MS, TX5,387.6 mi
Tallgrass Interstate Gas TransmissionTallgrass Interstate Gas Transmission, LLCNatural gasCO, KS, MO, NE, WY4,308.3 mi
Black Hills EnergyBlack Hills EnergyNatural gasAR, CO, IA, KS, NE, WY3,943.3 mi
Northwest PipelineNorthwest Pipeline LLCNatural gasCO, ID, OR, UT, WA, WY3,846.9 mi
Wbi Energy TransmissionWBI Energy Transmission, Inc.Natural gasMN, MT, ND, SD, WY3,835.5 mi
Eastern Gas Transmission And StorageEastern Gas Transmission and Storage, Inc.Natural gasMD, NY, OH, PA, VA, WV3,569.9 mi
Enterprise Products OperatingEnterprise Products Operating LPNatural gasCO, IA, KS, LA, NE, NM, OK, TX, WY3,522.3 mi
Columbia Gulf TransmissionColumbia Gulf Transmission, LLCNatural gasKY, LA, MS, TN3,361.3 mi
Southern California GasSouthern California Gas CoNatural gasCA3,341 mi
Kinder Morgan Tejas PipelineKinder Morgan Tejas PipelineNatural gasTX3,288.3 mi
Enlink Processing ServicesEnlink Processing Services, LLCNatural gasLA, TX2,878.9 mi
Oneok Gas TransportationOneok Gas Transportation, LLCNatural gasOK2,653.2 mi
Transwestern PipelineTranswestern Pipeline Company, LLCNatural gasAZ, CA, CO, NM, TX2,562 mi
Kinder Morgan Texas PipelineKinder Morgan Texas PipelineNatural gasTX2,553.4 mi
Oneok Westex TransmissionOneok Westex Transmission, Inc.Natural gasTX2,446.9 mi
Enable Oklahoma Intrastate TransmissionEnable Oklahoma Intrastate Transmission, LLCNatural gasOK2,333.1 mi
Piedmont Natural GasPiedmont Natural GasNatural gasNC, SC, TN2,282.7 mi
NorthwesternNorthwestern CorporationNatural gasMT, SD2,219.1 mi
Trunkline GasTrunkline Gas Company, LLCNatural gasAR, IL, IN, KY, LA, MS, TN, TX2,192.2 mi
Mountainwest PipelineMountainwest Pipeline, LLCNatural gasCO, UT, WY2,145.3 mi
Great Lakes Gas TransmissionGreat Lakes Gas Transmission Limited PartnershipNatural gasMI, MN, WI2,114.8 mi
Public Service Co Of ColoradoPublic Service Co Of ColoradoNatural gasCO2,021.6 mi
SourcegasKN Retail Lines, Sourcegas LLCNatural gasCO, NE, WY2,010.7 mi
Dte GasDte Gas CompanyNatural gasMI1,931.6 mi
WWM OperatingWWM Operating, LLCNatural gasNM, TX1,824.6 mi
Rockies Express PipelineRockies Express Pipeline LLCNatural gasCO, IL, IN, KS, MO, NE, OH, WY1,766.1 mi
Enable Mississippi River TransmissionEnable Mississippi River Transmission, LLCNatural gasAR, IL, LA, MO, TX1,680.5 mi
National Fuel Gas SupplyNational Fuel Gas Supply CorporationNatural gasNY, PA1,575.9 mi
East Tennessee Natural GasEast Tennessee Natural Gas, LLCNatural gasGA, NC, TN, VA1,538.6 mi
Kansas Gas Service Company, A Division Of One GasKansas Gas Service Company, A Division Of One Gas, Inc.Natural gasKS1,534.6 mi
Carolina Gas TransmissionCarolina Gas Transmission, LLCNatural gasGA, SC1,456.8 mi
Kern River Gas TransmissionKern River Gas Transmission CompanyNatural gasCA, NV, UT, WY1,454.2 mi
New Mexico GasNew Mexico GasNatural gasNM1,434.1 mi

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Systems come from public sources (EIA, PHMSA and state agencies). See also facilities, companies and projects.