Northwest Pipeline Corporation

Northwest Pipeline Corporation is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Petroleum Products & Equipment
• Crude Petroleum & Natural Gas

North American Industry Classification System (NAICS) Categories:

• Crude Petroleum And Natural Gas Extraction
• Petroleum And Petroleum Products Merchant Wholesalers (Except Bulk Stations And Terminals)

Standard Industry Classification (SIC) Categories:

• Crude Petroleum & Natural Gas
• Petroleum And Petroleum Products Wholesalers, Except Bulk Stations And Terminals