Duncan Oil Company

Duncan Oil Company is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Fuel Oils
• Heating Oils & Fuels
• Oil Petroleum
• Heating Contractors

North American Industry Classification System (NAICS) Categories:

• Plumbing, Heating, And Air-Conditioning Contractors > Heating Contractors
• Petroleum And Petroleum Products Merchant Wholesalers (Except Bulk Stations And Terminals) > Engine Fuels, Oils & Lubricants > Oil Petroleum
• Heating Oil Dealers > Fuel Oil Dealers > Heating Oils & Fuels

Standard Industry Classification (SIC) Categories:

• Plumbing, Heating And Air Conditioning > Heating Contractors
• Petroleum And Petroleum Products Wholesalers, Except Bulk Stations And Terminals > Engine Fuels, Oils & Lubricants > Oil Petroleum Wholesale
• Fuel Oil Dealers > Fuel Oil Dealers, Nec > Heating Oils & Fuels