SINCLAIR POST OFFICE 04779

Sinclair Post Office Hours


Retail Hours

Monday-Friday 9:00am - 1:00pm
Saturday 8:30am - 12:00pm
Sunday Closed

Bulk Mail Acceptance Hours

Monday-Friday 8:30am - 2:30pm, 3:00pm - 4:45pm
Saturday 8:30am - 12:00pm
Sunday Closed

Monday-Friday 9:00am - 1:00pm
Saturday 8:30am - 12:00pm
Sunday Closed

Lobby Hours

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

USPS Shipping Rate Calculator

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Gail Daigle (Postmaster) gail.a.daigle@usps.gov
251 Sinclair Rd
Sinclair, ME 04779

The Sinclair Post Office is located in the state of Maine within Aroostook County. This location serves 398 Sinclair residents with a median income of $61,471. It's estimated that approximately 635 packages pass through this post office each year.

Sinclair Post Office Location


Sinclair Maine Local Links