Specific Gravity

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

• Restaurants
• Pizza Restaurants

North American Industry Classification System (NAICS) Categories:

• Full-Service Restaurants
• Limited-Service Restaurants
• Limited-Service Restaurants > Pizza Restaurants

Standard Industry Classification (SIC) Categories:

• Eating Places
• Eating Places > Pizza Restaurants