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Office hours for the Iowa Utilities Board are 8:00 a.m. to 4:30 p.m., Monday through Friday. The office is closed Saturdays, Sundays, and official state holidays. For a list of state holidays, please visit the Iowa Department of Administrative Services web site.
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Call the IUB by phone:
Utility customer complaints or customer inquiries - 877.565.4450 (toll-free) / 515.725.7321 (Des Moines local)
General agency number / non-complaint related questions - 515.725.7300
see Agency Phone List
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Send a letter to the IUB by mail or in person:
Iowa Utilities Board
1375 E. Court Avenue,
Room 69
Des Moines, Iowa 50319-0069
see Map to Office |
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By Fax:
515.725.7399 |
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By Email:
Customer complaints or customer inquiries: customer@iub.iowa.gov
Non-complaint related questions or comments: iub@iub.iowa.gov
Questions about the web site: Contact the web master |
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Electronically:
Online complaint form |
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