Analysts in the Customer Service Department of the IUB respond to public inquiries made by telephone, email, and written correspondence regarding utility activities or complaints about utility service for which the IUB has jurisdiction.
If you are unable to resolve issues with your utility service provider or have questions about utility service rules and requirements, the IUB's Customer Service staff can assist you from 8 a.m. to 4:30 p.m. weekdays, not including official state holidays.
By Email
Customer complaints or inquiries - customer@iub.iowa.gov
By Phone
Toll-free for utility customer complaints or inquiries, 877-565-4450
By Mail or In Person
Iowa Utilities Board
Attn: Customer Service
1375 E. Court Ave.
Des Moines, IA 50319-0069
By Fax
515-725-7398