The United States Postal Service (USPS) is a government agency that provides postal services to the public. Located at 5873 Kelleys Creek Road in Mammoth, West Virginia, this post office serves as a hub for sending and receiving mail and packages. In addition to traditional mail services, the USPS also offers various financial services such as money orders and postal banking. Whether you need to send a letter, mail a package, or handle your financial transactions, the United States Postal Service is here to help.