Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/Category:Natural_gas_companies_of_the_United_States> . }
- AGL_Resources subject Category:Natural_gas_companies_of_the_United_States.
- ATP_Oil_and_Gas subject Category:Natural_gas_companies_of_the_United_States.
- Alagasco subject Category:Natural_gas_companies_of_the_United_States.
- Alliant_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Ambit_Energy subject Category:Natural_gas_companies_of_the_United_States.
- American_Light_and_Traction subject Category:Natural_gas_companies_of_the_United_States.
- Amoco subject Category:Natural_gas_companies_of_the_United_States.
- Anadarko_Petroleum_Corporation subject Category:Natural_gas_companies_of_the_United_States.
- Apoc_Oil_and_Gas_International subject Category:Natural_gas_companies_of_the_United_States.
- Aquila,_Inc. subject Category:Natural_gas_companies_of_the_United_States.
- Atmos_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Avista subject Category:Natural_gas_companies_of_the_United_States.
- Baltimore_Gas_and_Electric subject Category:Natural_gas_companies_of_the_United_States.
- Bay_State_Gas subject Category:Natural_gas_companies_of_the_United_States.
- Berkshire_Gas subject Category:Natural_gas_companies_of_the_United_States.
- Bill_Barrett_Corporation subject Category:Natural_gas_companies_of_the_United_States.
- Black_Hills_Corporation subject Category:Natural_gas_companies_of_the_United_States.
- Boardwalk_Pipeline_Partners subject Category:Natural_gas_companies_of_the_United_States.
- CMS_Energy subject Category:Natural_gas_companies_of_the_United_States.
- CPS_Energy subject Category:Natural_gas_companies_of_the_United_States.
- CenterPoint_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Chesapeake_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Chesapeake_Utilities subject Category:Natural_gas_companies_of_the_United_States.
- Chief_Oil_&_Gas subject Category:Natural_gas_companies_of_the_United_States.
- Cimarex_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Cobalt_International_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Commerce_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Connecticut_Natural_Gas subject Category:Natural_gas_companies_of_the_United_States.
- Consumers_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Continental_Resources subject Category:Natural_gas_companies_of_the_United_States.
- Copano_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Core_Laboratories subject Category:Natural_gas_companies_of_the_United_States.
- DTE_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Denbury_Resources subject Category:Natural_gas_companies_of_the_United_States.
- Devon_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Dominion_Cove_Point_LNG subject Category:Natural_gas_companies_of_the_United_States.
- Dominion_Resources subject Category:Natural_gas_companies_of_the_United_States.
- Donald_E._Felsinger subject Category:Natural_gas_companies_of_the_United_States.
- Dynegy subject Category:Natural_gas_companies_of_the_United_States.
- EQT subject Category:Natural_gas_companies_of_the_United_States.
- El_Paso_Corp. subject Category:Natural_gas_companies_of_the_United_States.
- Energy_Transfer_Equity subject Category:Natural_gas_companies_of_the_United_States.
- Energy_Transfer_Partners subject Category:Natural_gas_companies_of_the_United_States.
- Entergy subject Category:Natural_gas_companies_of_the_United_States.
- Enterprise_GP_Holdings subject Category:Natural_gas_companies_of_the_United_States.
- Enterprise_Products subject Category:Natural_gas_companies_of_the_United_States.
- ExxonMobil subject Category:Natural_gas_companies_of_the_United_States.
- FirstEnergy subject Category:Natural_gas_companies_of_the_United_States.
- Fredonia_Gas_Light_Company subject Category:Natural_gas_companies_of_the_United_States.
- Frontier_Energy_Group subject Category:Natural_gas_companies_of_the_United_States.
- GlobalSantaFe_Corporation subject Category:Natural_gas_companies_of_the_United_States.
- Global_Partners subject Category:Natural_gas_companies_of_the_United_States.
- Hunt_Petroleum subject Category:Natural_gas_companies_of_the_United_States.
- IGS_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Iberdrola_USA subject Category:Natural_gas_companies_of_the_United_States.
- Integrys_Energy_Group subject Category:Natural_gas_companies_of_the_United_States.
- InterNorth subject Category:Natural_gas_companies_of_the_United_States.
- J-W_Energy_Company subject Category:Natural_gas_companies_of_the_United_States.
- John_Gribbel subject Category:Natural_gas_companies_of_the_United_States.
- Kansas_Gas_Service subject Category:Natural_gas_companies_of_the_United_States.
- Kerr-McGee subject Category:Natural_gas_companies_of_the_United_States.
- KeySpan subject Category:Natural_gas_companies_of_the_United_States.
- Kinder_Morgan subject Category:Natural_gas_companies_of_the_United_States.
- Kinder_Morgan_Energy_Partners subject Category:Natural_gas_companies_of_the_United_States.
- Laclede_Gas_Company subject Category:Natural_gas_companies_of_the_United_States.
- Laclede_Group subject Category:Natural_gas_companies_of_the_United_States.
- Leor_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Linn_Energy subject Category:Natural_gas_companies_of_the_United_States.
- List_of_United_States_natural_gas_companies subject Category:Natural_gas_companies_of_the_United_States.
- MDU_Resources subject Category:Natural_gas_companies_of_the_United_States.
- MXenergy subject Category:Natural_gas_companies_of_the_United_States.
- Marathon_Oil subject Category:Natural_gas_companies_of_the_United_States.
- MarkWest_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Merit_Energy_Company subject Category:Natural_gas_companies_of_the_United_States.
- Metropolitan_Utilities_District subject Category:Natural_gas_companies_of_the_United_States.
- Miller_Pipeline subject Category:Natural_gas_companies_of_the_United_States.
- Missouri_Gas_Energy subject Category:Natural_gas_companies_of_the_United_States.
- NSTAR subject Category:Natural_gas_companies_of_the_United_States.
- NW_Natural subject Category:Natural_gas_companies_of_the_United_States.
- National_Fuel_Gas subject Category:Natural_gas_companies_of_the_United_States.
- New_Orleans_Public_Service_Incorporated subject Category:Natural_gas_companies_of_the_United_States.
- Newfield_Exploration subject Category:Natural_gas_companies_of_the_United_States.
- Nicor subject Category:Natural_gas_companies_of_the_United_States.
- Noble_Energy subject Category:Natural_gas_companies_of_the_United_States.
- NorthWestern_Corporation subject Category:Natural_gas_companies_of_the_United_States.
- Northern_States_Power_Company subject Category:Natural_gas_companies_of_the_United_States.
- ONEOK subject Category:Natural_gas_companies_of_the_United_States.
- ONE_Gas subject Category:Natural_gas_companies_of_the_United_States.
- Oklahoma_Gas_&_Electric subject Category:Natural_gas_companies_of_the_United_States.
- PECO_Energy_Company subject Category:Natural_gas_companies_of_the_United_States.
- PNM_Resources subject Category:Natural_gas_companies_of_the_United_States.
- PPL_(utility) subject Category:Natural_gas_companies_of_the_United_States.
- Pacific_Gas_and_Electric_Company subject Category:Natural_gas_companies_of_the_United_States.
- Penn_Virginia subject Category:Natural_gas_companies_of_the_United_States.
- Peoples_Energy subject Category:Natural_gas_companies_of_the_United_States.
- Petrohawk subject Category:Natural_gas_companies_of_the_United_States.
- Piedmont_Natural_Gas subject Category:Natural_gas_companies_of_the_United_States.
- Plains_Exploration_&_Production subject Category:Natural_gas_companies_of_the_United_States.
- Prisma_Energy_International subject Category:Natural_gas_companies_of_the_United_States.
- Progress_Energy_Inc subject Category:Natural_gas_companies_of_the_United_States.