21St Century Pools Spas & Patio Furniture is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Furniture Outdoor
• Sauna Equipment & Supplies
• Spas & Hot Tubs Service & Repair
• Swimming Pools Dealers
• Swimming Pool, Sauna & Spa Contractors

North American Industry Classification System (NAICS) Categories:

• Other Building Equipment Contractors > Swimming Pool, Sauna & Spa Contractors
• All Other Specialty Trade Contractors > Swimming Pool, Sauna & Spa Contractors
• Furniture Stores > Patio & Lawn Furniture > Furniture Outdoor
• Sporting Goods Stores > Water Sports Equipment Retail > Swimming Pools & Spas
• All Other Miscellaneous Store Retailers (Except Tobacco Stores) > Swimming Pools, Hot Tubs & Saunas > Sauna Equipment & Supplies
• Other Personal And Household Goods Repair And Maintenance > Swimming Pool Spa & Hot Tub Repair > Spas & Hot Tub Repair

Standard Industry Classification (SIC) Categories:

• Special Trade Contractors, Nec > Swimming Pool, Sauna & Spa Contractors
• Furniture Stores > Patio & Lawn Furniture > Furniture Outdoor
• Sporting Goods And Bicycle Shops > Water Sports Equipment Retail > Swimming Pools & Spas
• Miscellaneous Retail Stores, Nec > Swimming Pools, Hot Tubs & Saunas > Sauna Equipment & Supplies
• Repair Shops And Related Services, Nec > Swimming Pool Spa & Hot Tub Repair > Hot Tub Repair