Henry Hall Technical Services is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Website Hosting
• Website Design & Marketing
• Schools - Online

North American Industry Classification System (NAICS) Categories:

• Data Processing, Hosting, And Related Services > Web Hosting
• Custom Computer Programming Services > Web Site Design > Website Design & Marketing
• All Other Miscellaneous Schools And Instruction > Education & Training Programs > Schools - Online

Standard Industry Classification (SIC) Categories:

• Information Retrieval Services > Internet Services > Internet Marketing Services
• Information Retrieval Services > Internet Services > Internet Web Site Design
• Information Retrieval Services > Internet Services > Websites
• Schools And Educational Services, Nec > Education & Training Programs > Schools - Online