Diamond Shamrock

Diamond Shamrock is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Convenience Stores
• Oil & Gas Companies

North American Industry Classification System (NAICS) Categories:

• Natural Gas Distribution
• Petroleum Bulk Stations And Terminals > Oil & Oil Crude > Oil Companies & Distributors
• Convenience Stores

Standard Industry Classification (SIC) Categories:

• Gas Production &/Or Distribution
• Grocery Stores > Convenience Stores
• Fuel Oil Dealers > Oil Companies