Commercial Telephone Systems

Commercial Telephone Systems is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Computers Cable & Wire Installation

North American Industry Classification System (NAICS) Categories:

• Other Computer Related Services > Computer Equipment Moving & Installation Services > Computers Equipment Installation

Standard Industry Classification (SIC) Categories:

• Computer Related Services, Nec > Computer Equipment Moving & Installation Services > Computers Equipment Installation