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Front of Michigan Capitol from downtown Lansing Michigan
Michigan Office of Retirement Services

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Contact ORS

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ORS Phone Numbers

Phone hours are 8:30 a.m. to 5 p.m., Monday through Friday.
ORS is closed during state of Michigan observed holidays.

Customer Contact Center: 517-284-4400
From outside the Lansing area: 800-381-5111
Employer Reporting: 517-636-0166


Overnight Payments

 DTMB Cashier
Lewis Cass Bldg., 4th Floor
320 S Walnut St.
Lansing, MI 48933

Write Us

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