National Defence

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

• Civil Defense Agencies
• Fire Safety Service

North American Industry Classification System (NAICS) Categories:

• Building Inspection Services > Fire Safety Services
• All Other Business Support Services > Fire Safety Services
• Other Services To Buildings And Dwellings > Fire Safety Services
• Other Justice, Public Order, And Safety Activities

Standard Industry Classification (SIC) Categories:

• Business Services, Nec > Fire Safety Services
• Public Order And Safety, Nec