Harris County Municipal Utility Dist No 421

Harris County Municipal Utility Dist No 421 is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Government Offices
• Government Offices Municipal
• Government Offices County

North American Industry Classification System (NAICS) Categories:

• Executive Offices
• Executive Offices > Executive Offices, State & Local > Government Offices County
• Executive Offices > Executive Offices, State & Local > Government Offices Municipal

Standard Industry Classification (SIC) Categories:

• Executive Offices
• Executive Offices > Executive Offices, State & Local > Government Offices County
• Executive Offices > Executive Offices, State & Local > Government Offices Municipal