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Michigan . Contact directory

How to reach the Michigan Secretary of State.

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

Primary phone
517-241-6470
Mon-Fri 8am-5pm ET
Mailing address
P.O. Box 30054, Lansing, MI 48909
Physical address
2501 Woodlake Circle, Okemos, MI 48864
Fax
517-241-0538

The right phone for the right question

Franchise tax and corporate income tax
517-636-6925 (MI Department of Treasury, Corporate Income Tax)
Expedited filings
Standard 7-14 business days; +$50 (24-hour), +$100 (same-day), +$500 (2-hour), +$1,000 (1-hour)
517-241-6470 (24-hour, same-day, 2-hour, 1-hour expedite via COFS)

Most calls to the Michigan 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 Michigan Secretary of State?
The primary phone for the Michigan Department of Licensing and Regulatory Affairs (LARA), Corporations Division is 517-241-6470. Office hours are Mon-Fri 8am-5pm ET.
What are the Michigan Secretary of State office hours?
Office hours are Mon-Fri 8am-5pm ET. Online filings can be submitted 24/7.
What is the Michigan Secretary of State mailing address?
Mailing address: P.O. Box 30054, Lansing, MI 48909. Physical office: 2501 Woodlake Circle, Okemos, MI 48864.
How do I speak to a person at the Michigan Secretary of State?
Call 517-241-6470 during business hours.
Does the Michigan Secretary of State offer expedited service?
Standard 7-14 business days; +$50 (24-hour), +$100 (same-day), +$500 (2-hour), +$1,000 (1-hour).
Can I email the Michigan Secretary of State?
Email contact varies by department.
Can I visit the Michigan Secretary of State office in person?
Yes, the physical office is at 2501 Woodlake Circle, Okemos, MI 48864.

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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 Michigan Department of Licensing and Regulatory Affairs (LARA), Corporations Division or any Secretary of State office. You may file directly with the Michigan Department of Licensing and Regulatory Affairs (LARA), Corporations Division. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the Michigan Department of Licensing and Regulatory Affairs (LARA), Corporations Division as of June 2026 and may change. For entity-specific guidance, consult a licensed Michigan 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.