Century 21

Century 21 is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Radio Broadcasting Companies & Stations
• Real Estate
• Real Estate Industrial & Commercial
• School Business & Vocational

North American Industry Classification System (NAICS) Categories:

• Radio Networks
• Lessors Of Other Real Estate Property > Real Estate
• Offices Of Real Estate Agents And Brokers > Real Estate Properties > Real Estate Office Buildings, Warehouses & Factories
• Other Technical And Trade Schools > Schools, Vocational, Business

Standard Industry Classification (SIC) Categories:

• Radio Broadcasting Stations
• Lessors Of Real Property, Nec > Real Estate
• Real Estate Agents And Managers > Real Estate Properties > Real Estate Office Buildings, Warehouses & Factories
• Vocational Schools, Nec > Schools, Vocational, Business