- Fritzler Resources Inc
- Froelich Oil Co
- Froesel Oil Co
- Frog Island
- Froman Oil & Propane Co
- Fronk Oil Co
- Front Range Energy
- Frontier Oil Corp
- Frontier Oil Corp
- Frontier Oil Corp
- Frontier Oil Corp
- Frontier Oil Corp
- Frontline Geo Svc
- Frostman Oil Corp
- Frostproof Oil Co
- Fuel Products
- Fuel Source Inc
- Fuelmaker Corp
- Ful Hill Oil & Gas LLP
- Fulfer Oil & Cattle LLC
- Fuller Co
- Fuller Co
- Fullserv Oil Change
- Fullserv Oil Change
- Fulton Fuel Co
- Furtado's Oil
- FX Producing Co
- G & A Oil Co
- G & B Oil Co
- G & J Resources Inc
- G & M Oil Co
- G & S Inc
- G E Capital
- G H Berlin Oil Inc
- Gaither Petroleum Corp
- Gaither Petroleum Corp
- Gaither Petroleum Corp
- Gaither Petroleum Corp
- Gaither Petroleum Corp
- Galaxy Oil Payment Line
- Galaxy Oil Payment Line
- Gallagher Drilling Inc
- Galloway Drilling Co
- Gardenhire Oil Tools
- Garner Oil Co
- Garrett
- Gary Bolen
- Gary C Herring
- Gary Oil Co
- Gary Powers & Sons Truck & Oil
- Gary Powers & Sons Truck & Oil
- Gas Enterprise Co
- Gas Solutions
- Gas Solutions
- Gas Solutions
- GAS Ventures
- Gasco
- Gaseteria Oil Corp
- Gaseteria Oil Corp
- Gasper Rice Resources LTD
- Gasper Rice Resources LTD
- Gassaway Corp
- Gasteria Oil Corp
- Gasteria Oil Corp
- Gasteria Oil Corp
- Gasteria Oil Corp
- Gaubert Oil Co
- GAW Oil Co
- Gayle D Fogelson
- Gemini Oil Co
- Genaway's Oil Supply
- General Oil Corp
- Genesis Crude Oil
- Genesis Eurasia Inc
- Genesis Eurasia Inc
- Genesis Oil & Gas
- Genesis Producing Co
- Genga Oil & Burner Svc
- Genie Oil & Gas Corp
- Geo Resources Inc
- Geo-Petroleum Inc
- Geomet Operating Co Inc
- George A Haddad Jr
- George E Sauder Co
- George H Green Oil Inc
- George Interests
- George R Brown Partnership
- George R Shaw
- George Stevens Resources
- George Stevens Resources
- Getty Oil Co
- Ghost & Oil
- Gibbs Oil Co
- Gibbs Oil Co
- Gibbs Oil Co
- Gilchrist Oil Co Inc
- Gill Oil Co
- Gilliland Oil & Gas Inc
- Gillota Inc
- Ginger Oil Co
- GINNINGS Co
- GINNINGS Co
- GKM Oil & Gas Inc
- Glacier Energy Inc
- Glassell Producing
- Glassell Producing
- Glassell Producing Co
- Glenclift Oil Co
- Glenco Oil Co
- Glenco Oil Co
- Glengarry Oil Co
- Glenn Supply Co
- Glider Oil Co
- Glimp Oil Co
- Glo Industries Inc
- Global Oil Field Technical Svc
- Glorieta Oil Co Inc
- GOC LTD
- Godfrey Oil Properties
- Goeman Oil Co
- Gold Nugget Oil Co
- Golden Oil Co
- Golden Rule
- Golden Rule Oil Co
- Goldmark Engineering Inc
- Goldmark Engineering Inc
- Goldston Oil & Gas
- Goldston Oil Corp
- Gollaher Oil
- Good Oil Co
- Goodale Enterprises
- Goodman Oil
- Goodrich Petroleum Corp
- Goodway Oil Corp
- GOP
- Gop Inc Oil & Gas
- Gopher Oil Co
- Gordon Oil Co
- Gore Oil Co
- Gore Oil Co
- Gore Oil Co
- Gorr Oil Co
- Gos Oil Gas & Supply
- Gotland Oil Inc
- Gotland Oil Inc
- Gould Oil Inc
- Gourley Oil & Gas Properties
- Grace Energy Corp
- Grace Oil Co
- Grace Oil Co
- Grace Oil Co
- Grace Oil Inc
- Grady Bolding Corp
- Gragg Land & Cattle Co LTD
- Grandfield Consulting
- Granger Oil Co
- Granite Oil Co
- Granite Oil Co
- Grant Oil Toll Co
- Grantier Oil Co Inc
- Grapevine Oil
- Gratiot Oil & Lube LLC
- Graves Oil & Butane Co
- Graves Operating
- Graves Wayne Oil Co
- Graward Group Inc
- Gray Oil & Land
- Gray Oil Co
- Gray Oil Co Inc
- Grayfox Oil Co
- Grayson Petroleum Co
- Graythorn Oil Corp
- Graziano Oil
- Greasewood Oil Co
- Great Eastern Energy & Dev
- Great Northern Drilling Co
- Great Southern Oil & Gas
- Great Western Drilling Co
- Great Western Drilling Co
- Great Western Drilling Co
- Great Western Drilling Co
- Great Western Ethanol
- Great Western Oil & Gas Inc
- Greatland Oil Co
- Grecycle Used Cooking Oil
- Green Co
- Green Co
- Green River Resources
- Greenacres Oil Purchasing
- Greens Energy
- Gregory Field Office
- Gregory Field Office
- Gregory J Gallagher
- Gregory J Gallagher
- Greka Energy
- Greka Energy
- Greystone Energy Inc
- Gribble Oil Corp
- Griffin & Griffin Oil Co
- Griffin Energy
- Griffin Oil Co
- Griffin Oil Co
- Griffin Petroleum Co
- Griffin Resources
- Griffith Energy
- Griffith Oil Co Inc
- Griffith Resources
- Griffith Resources
- Grigsby Petroleum Inc
- Grimm Oil Co
- Grimsby Exploration Inc
- Gross Oil Delaware Corp
- Gross Oil Delaware Corp
- Gross Oil Delaware Corp
- Grover Family
- Gruy Petroleum Management Co
- Gruy Petroleum Management Co
- Gruy Petroleum Management Co
- Gruy Petroleum Management Co
- GSF Energy
- GSI Oil & Gas Inc
- Guard Oil
- Guffey Oil
- Guinn Investments Inc
- Guinn Investments Inc
- Gulf Coast Natural Gas
- Gulf Oil Chemical Co
- Gulf Oil Chemical Co
- Gulf Oil Co
- Gulf Oil Co
- Gulf Oil Co Jobber
- Gulf Oil Co Us A Div-Gulf
- Gulf Oil Corp Dist 319
- Gulf Oil Div-Cumberland Farms
- Gulf Oil Div-Cumberland Farms
- Gulf Oil Div-Cumberland Farms
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Oil LP
- Gulf Production Co
- Gulf Terra Energy Partners LP
- Gulf Terra Energy Partners LP
- GULFMARK Energy
- Gulfshore Oil Co
- Gulfshore Oil Co
- Gulfstream Natural Gas
- Gulfstream Natural Gas
- Gulfstream Natural Gas Syst
- Gunnison Energy Corp
- Gunter Oil Co
- Gunter Oil Co
- Guoluska Deborah Oil & Gas
- Gutierrez Oil Co
- Gw Oil Co
- Gypsy Exploration LLC
- Gypsy Production Co
- H & B Petroleum Corp
- H & B Petroleum Corp
- H & D Drilling Co
- H & D Operating Co
- H & D Operating Co
- H & H Oil
- H & R Energy
- H & R Oil Corp
- H & S Drilling Co
- H & S Oil Co
- H & S Productions
- H A Hedberg Oil Co
- H A Hedberg Oil Co
- H C Oil & Gas
- H C Oil & Gas Corp
- H G Nelms Estate
- H G Nelms Estate
- H H Weinert Estate
- H Huffman & Co
- H I Inc
- H J Walker Oil Co Inc
- H L Wirick Jr
- H O Hughes
- H P Slagel Producing Co
- H R Stasney & Sons Co
- H R Stasney & Sons LTD
- H Schumach Oil Works & Weight
- H&R Oil Corp
- Hadley Oil Inc
- Hagan Kennington Oil
- Hager Florine Kemp
- Hager Florine Kemp
- Haine & Son Oil Co
- Hale Oil & Gas Properties
- Hale Oil & Gas Properties
