Onondaga Post Office
5555 Oak St
Onondaga, MI 49264
Onondaga, MI 49264
(517) 628-2232
Hours of Operation: View Hours
View the Onondaga Post Office hours along with contact information, and more to get your post office needs done in Onondaga, MI.
What are the hours for the Onondaga Post Office?
Onondaga Post Office Hours
Mon-Fri 8:30am-12:00pm 1:00pm-4:30pm Sat 9:00am-11:00am Sun closedOnondaga Post Office Additional Information:
Located in
Ingham County
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