View a Utility Service Area Map

The Iowa Utilities Board has the following utility-related maps available:

• Telephone Exchange Area Map - State Level (2018)
• Telephone Exchange Area Map - County Level (all 99 counties available) (May 1999)
• Telephone Company Boundary Map - Individual Company Boundary Exchanges (800 + maps available)
• Electric Service Area Boundary Map - State Level (April 2021) 
  • See user guide
• Natural Gas Operators Service Area Map (PDF May 2009)
• Pipeline Map - State Level (PDF March 1999)
• 115-345 KV Electric Transmission Lines - State Level  

For questions about the maps, please contact Don Tormey at 515-725-7347.

To request a copy of a map not available online, contact Customer Service at 515-725-7300.