Mamaroneck CPU Post Office

180 E Prospect Ave
Mamaroneck NY 10543

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Opening Hours

  • Mon: 8:30am-4pm
  • Tue: 8:30am-4pm
  • Wed: 8:30am-4pm
  • Thu: 8:30am-4pm
  • Fri: 8:30am-4pm
  • Sat: 8:30am-4pm

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<p>The U.S. Post Service office on East Prospect Avenue is an authorized shipping outlet for both UPS and FedEx; it offers copies, fax, e-mail, notary public, box rental with physical address, warehouse and fulfillment services. The last daily collection is at 5 p.m., Monday through Friday, and at noon on Saturday. The post office is closed on Sunday.&nbsp;</p>