USPS

The United States Postal Service (USPS) in Calumet, OK, offers a range of mail and shipping services, including options for sending letters and packages both domestically and internationally. Customers can utilize tools such as Click-N-Ship for online postage, Informed Delivery for tracking incoming mail, and access to PO Box rentals.

In addition to traditional shipping services, USPS provides free packing supplies, various stamp options, and specialized services like money orders and filing claims. The organization emphasizes customer support through features like daily email updates on mail deliveries and an easy-to-use online address change tool.

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