The USORDF, ISC CHICAGO IL (USPS) is a crucial sorting center located in the United States of America. It is a part of the United States Postal Service (USPS), specifically situated in Chicago, Illinois. This center is responsible for sorting and distribution of mail and packages, playing a significant role in the delivery process. It ensures the mail and packages are efficiently sorted and correctly delivered to their intended destinations. The center stands out for its dedication, processing massive volumes of postal items daily. A key hub in the USPS's network, the ISC CHICAGO IL (USPS) sorting center strives to provide superior service, contributing to the smooth operation of the country's postal system.