DCP Midstream Partners, LP is a limited partnership. The Company operates through three segments: Natural Gas Services, NGL Logistics and Wholesale Propane Logistics. Its Natural Gas Services segment consists of a geographically diverse complement of assets and ownership interests that provide a range of wellhead to market services for its producer customer, which include gathering, compressing, treating, processing, transporting and storing natural gas, and fractionating NGLs. Its NGL Logistics segment owns and operates assets for its NGL Logistics business in the states of Colorado, Kansas, Louisiana, Michigan, Oklahoma and Texas. Its Wholesale Propane Logistics segment owns or operates assets for its wholesale propane logistics business in the states of Maine, Massachusetts, New York, Pennsylvania, Rhode Island, Vermont and Virginia.