Columbia Gas Transmission

Columbia Gas Transmission is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Natural Gas
• Oil & Gas Producers

North American Industry Classification System (NAICS) Categories:

• Crude Petroleum And Natural Gas Extraction
• Natural Gas Distribution

Standard Industry Classification (SIC) Categories:

• Crude Petroleum & Natural Gas > Oil & Gas Producers
• Natural Gas Distribution