World Information Systems

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

• Information Equipment & Systems

North American Industry Classification System (NAICS) Categories:

• Computer And Software Stores > Information Processing & Retrieval Systems > Information Equipment & Systems

Standard Industry Classification (SIC) Categories:

• Computers And Computer Peripherals Equipment And Software > Information Processing & Retrieval Systems > Information Equipment & Systems