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Contact ORS

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Michigan Office of Retirement Services

Contact ORS


Hours of operation

Employer Reporting office hours are 8:30 a.m. to 5:00 p.m., Monday through Friday.
ORS is closed on weekends, state holidays, and as otherwise noted on our Non-Business Days page.

Email us

If you have questions on retirement reporting, please email Always include your name, your reporting unit's name, and reporting unit number with your email requests.

Call us

Employer reporting: 800-381-5111
Customer contact center: 517-284-4400

Fax us


Write us

Office of Retirement Services
PO Box 30171
Lansing, MI 48909-7671

Overnight payments should be delivered to:

State of Michigan
Department of Technology, Management & Budget
ATTN: Cashiering Offices
235 S. Grand Avenue, Suite 801
Lansing, MI 48933