Range Resources Corporation is an independent natural gas, natural gas liquids (NGLs) and oil company, which is engaged in the exploration, development and acquisition of natural gas and oil properties, mostly in the Appalachian and Southwestern regions of the United States. The Company�s natural gas and oil operations are concentrated in the Appalachian and Southwestern regions of the United States. Its properties consist of interests in developed and undeveloped natural gas and oil leases in these regions. These interests entitle the Company to drill for and produce natural gas, NGLs, crude oil and condensate from specific areas. Its interests are in the form of working interests and, to a lesser extent, royalty and overriding royalty interests.