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Iowa . Contact directory

How to reach the Iowa Secretary of State.

Direct phone number, hours, mailing and physical addresses, and the right phone for the right question. Plus the related Iowa departments most business owners need.

Primary phone
515-281-5204
Mon-Fri 8am-4:30pm CT
Mailing address
1007 East Grand Avenue, Des Moines, IA 50319
Physical address
1007 East Grand Avenue, Des Moines, IA 50319
Fax
515-242-5953

The right phone for the right question

Franchise tax and corporate income tax
515-281-3114 (IA Department of Revenue, Business Tax)
Expedited filings
Same business day for online filings
515-281-5204

Most calls to the Iowa SoS are about things File.Business can answer instantly

"What is my entity's status?"
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"When is my AR due?"
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"How do I change RA?"
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"Can I reinstate?"
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FAQ

Frequently asked questions

What is the phone number for the Iowa Secretary of State?
The primary phone for the Iowa Secretary of State, Business Services Division is 515-281-5204. Office hours are Mon-Fri 8am-4:30pm CT.
What are the Iowa Secretary of State office hours?
Office hours are Mon-Fri 8am-4:30pm CT. Online filings can be submitted 24/7.
What is the Iowa Secretary of State mailing address?
Mailing address: 1007 East Grand Avenue, Des Moines, IA 50319. Physical office: 1007 East Grand Avenue, Des Moines, IA 50319.
How do I speak to a person at the Iowa Secretary of State?
Call 515-281-5204 during business hours.
Does the Iowa Secretary of State offer expedited service?
Same business day for online filings.
Can I email the Iowa Secretary of State?
Email contact varies by department.
Can I visit the Iowa Secretary of State office in person?
Yes, the physical office is at 1007 East Grand Avenue, Des Moines, IA 50319.

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Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the Iowa Secretary of State, Business Services Division or any Secretary of State office. You may file directly with the Iowa Secretary of State, Business Services Division. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the Iowa Secretary of State, Business Services Division as of June 2026 and may change. For entity-specific guidance, consult a licensed Iowa attorney or CPA.

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File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with any Secretary of State office. You may file directly with the appropriate state agency. SOC 2 Type II audited. 220,000+ businesses formed since 2017.