Metropolitan Utilities District is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Furnaces Heating Equipment & Supplies
• Gas Utility Companies
• Government Offices Local
• Utility Companies
• Water Companies & Associations

North American Industry Classification System (NAICS) Categories:

• Electric Power Distribution
• Natural Gas Distribution > Natural Gas Companies
• Water Supply And Irrigation Systems > Water Supply > Water & Sewage Companies Utility
• Warm Air Heating And Air-Conditioning Equipment And Supplies Merchant Wholesalers > Stoves & Furnaces Equipment > Furnace Fittings & Repair Parts
• Executive Offices

Standard Industry Classification (SIC) Categories:

• Gas Production &/Or Distribution
• Combination Utilities, Nec
• Water Supply > Water & Sewage Companies Utility
• Warm Air Heating & Air Conditioning > Stoves & Furnaces Equipment > Furnace Fittings & Repair Parts
• Executive Offices