US Post Office - Collection Box

The United States Postal Service (USPS) in Islip, NY, offers a comprehensive range of mailing and shipping services, including options for sending letters, packages, and international shipments. Customers can utilize online tools such as Click-N-Ship for easy postage payment, label printing, and package tracking. In addition to traditional mailing services, USPS provides features like Informed Delivery, which allows users to digitally preview incoming mail, and PO Box rentals for secure mail management. The organization also offers passport services, free shipping supplies, and various business tools to enhance customer experience. Generated from the website