At&T

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

• Cellular & Mobile Telephone Equipment & Supplies
• Cellular Telephone Equipment Sales & Service
• Computers & Equipment Repairs & Maintenance
• Computers Supplies & Parts & Accessories
• Computers & Equipment
• Telephones Communications Services

North American Industry Classification System (NAICS) Categories:

• Radio, Television, And Other Electronics Stores > Telephone & Communication Equipment > Cellular & Mobile Telephone Equipment & Supplies
• Computer And Software Stores > Computer Supplies, Parts & Accessories
• Wired Telecommunications Carriers > Local & Long Distance Telephone Service
• Wireless Telecommunications Carriers (Except Satellite) > Cellular & Mobile Telephone Service
• Computer And Office Machine Repair And Maintenance
• Communication Equipment Repair And Maintenance > Electronic Equipment Repair, Except Computers > Cellular & Mobile Equipment & System Repair

Standard Industry Classification (SIC) Categories:

• Radiotelephone Communications > Cellular & Mobile Phone Service Companies
• Telephone Communications, Except Radio > Local & Long Distance Telephone Service
• Electronic Parts & Equipment > Telephone & Telegraphic Equipment > Cellular Telephone Equipment
• Computer And Computer Software Stores > Computer Supplies, Parts & Accessories
• Miscellaneous Retail Stores, Nec > Telephone & Communication Equipment > Cellular & Mobile Telephone Equipment & Supplies
• Computer Maintenance And Repair