Johnston's Utilities

Johnston's Utilities is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Utility Contractors
• Water Companies & Associations

North American Industry Classification System (NAICS) Categories:

• Water Supply And Irrigation Systems > Water Supply > Water & Sewage Companies Utility
• Power And Communication Line And Related Structures Construction

Standard Industry Classification (SIC) Categories:

• Constructing Water, Sewer, Power, & Communication Lines And Pipelines > Utility Contractors
• Water Supply > Water & Sewage Companies Utility