At&T

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

• Internet Products & Services
• Internet
• Telephones Communications Services

North American Industry Classification System (NAICS) Categories:

• Computer And Software Stores > Multimedia & Networking Devices & Products > Internet Products
• Wired Telecommunications Carriers > Local & Long Distance Telephone Service
• Internet Publishing & Broadcasting & Web Search Portals

Standard Industry Classification (SIC) Categories:

• Telephone Communications, Except Radio > Local & Long Distance Telephone Service
• Computer And Computer Software Stores > Multimedia & Networking Devices & Products > Internet Products
• Information Retrieval Services > Internet Services