At&T

At&T is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Long Distance Telephone Companies & Service
• Telephones Communications Services
• Telephones Equipment & Systems
• Internet Service And Access Providers

North American Industry Classification System (NAICS) Categories:

• Radio, Television, And Other Electronics Stores > Telephone & Communication Equipment > Telephones Equipment & Systems
• Wired Telecommunications Carriers > Local & Long Distance Telephone Service
• Wired Telecommunications Carriers > Internet Service Providers
• Telecommunications Resellers > Local & Long Distance Telephone Service > Telephone Long Distance Companies & Services
• All Other Telecommunications > Internet Service Providers

Standard Industry Classification (SIC) Categories:

• Telephone Communications, Except Radio > Local & Long Distance Telephone Service > Telephone Long Distance Companies & Service
• Miscellaneous Retail Stores, Nec > Telephone & Communication Equipment > Telephones Equipment & Systems
• Information Retrieval Services > Internet Services > Internet Service And Access Providers