Water Sewer Districts King County

Water Sewer Districts King County is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Sewer Companies Utility
• Water & Sewage Companies Utility

North American Industry Classification System (NAICS) Categories:

• Water Supply And Irrigation Systems > Water Supply > Water & Sewage Companies Utility
• Sewage Treatment Facilities > Sewerage Systems > Sewerage Companies Utility

Standard Industry Classification (SIC) Categories:

• Water Supply > Water & Sewage Companies Utility
• Sewerage Systems > Sewer Companies Utility