National Communications Services Inc is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Consultants - Communication
• Telecommunications Telephone Equipment & Systems Supplies & Parts
• Telephone Equipment Sales & Service

North American Industry Classification System (NAICS) Categories:

• Radio, Television, And Other Electronics Stores > Telephone & Communication Equipment
• Radio, Television, And Other Electronics Stores > Telephone & Communication Equipment > Telephones Equipment & Systems
• Wireless Telecommunications Carriers (Except Satellite)
• All Other Telecommunications
• Engineering Services > Engineers Electrical, Electronic & Communications > Communication Consultants
• Communication Equipment Repair And Maintenance > Electronic Equipment Repair, Except Computers > Telephones Equipment & Systems Repair

Standard Industry Classification (SIC) Categories:

• Communication Services, Nec > Specialty Communication Companies & Services > Communication Consultants
• Miscellaneous Retail Stores, Nec > Telephone & Communication Equipment
• Miscellaneous Retail Stores, Nec > Telephone & Communication Equipment > Telephones Equipment & Systems
• Electrical And Electronic Repair Shops, Nec > Electronic Equipment Repair, Except Computers > Telephones Equipment & Systems Repair
• Business Consulting Services, Nec > Communications Consultants