United States Postal Service
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Today: 8:30 am - 12:30 pm, 2:00 pm - 4:30 pm
Tomorrow: 8:30 am - 12:30 pm, 2:00 pm - 4:30 pm
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Phone: (315) 564-6327
Phone: (800) 275-8777
Address: 1 Village Sq, Hannibal, NY 13074
Website: http://usps.com/postoffice