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Constantine Post Office Hours

Retail Hours

Monday-Friday 9:00am - 1:00pm, 2:00pm - 4:30pm
Saturday 9:00am - 12:00pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 9:00am - 1:00pm, 2:00pm - 3:00pm
Saturday-Sunday Closed

Monday-Friday 6:30am - 1:00pm, 2:00pm - 4:30pm
Saturday 6:00am - 12:00pm
Sunday Closed

Lobby Hours

Monday-Saturday 12:01am - 11:59pm
Sunday Closed

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Jeanne Marie Mihills (Postmaster)
340 S Washington St
Constantine, MI 49042

The Constantine Post Office is located in the state of Michigan within St Joseph County. This location serves 4,892 Constantine residents with a median income of $42,399. It's estimated that approximately 7,808 packages pass through this post office each year.

Constantine Post Office Location 49042

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