Iowa One Call

Iowa One Call is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Excavating Contractors
• Gas Utility Companies
• Utility Location Services

North American Industry Classification System (NAICS) Categories:

• Electric Power Distribution > Energy Services > Utility Location Services
• Natural Gas Distribution > Natural Gas Companies
• Site Preparation Contractors

Standard Industry Classification (SIC) Categories:

• Excavation Work
• Gas Production &/Or Distribution
• Combination Utilities, Nec > Utility Locating Services