Customer Grievance

Analysts in the Iowa Utilities Board's Customer Service Section respond to public telephone, email, and written correspondence about utility activities and complaints about service.

If you are unable to resolve issues with your utility service provider or have questions about utility service rules and requirements, the Board's Customer Service staff are here to assist you. Customer Service staff are available weekdays from 8:00 am – 4:30 pm, not including official state holidays.

Online complaint form

By Email:
Customer complaints or inquiries -

Call the IUB by phone:
Toll-free for utility customer complaints or inquiries, 877.565.4450

Send a letter to the IUB by mail or in person:
Customer Service, 1375 E. Court Avenue, RM 69, Des Moines, Iowa 50319-0069

By Fax: