61792

61792 is the ZIP code for the city of Clinton in LaSalle County, Illinois, United States. It covers the majority of the municipal area, encompassing both residential neighborhoods and commercial districts. According to the 2020 U.S. Census, the population within the ZIP code boundaries was approximately 3,200 residents. The locale lies in the western part of the state, roughly 120 miles northwest of Chicago and about 60 miles west of the county seat of Ottawa.

The post office serving 61792 has been in operation since 1867 and provides standard postal services, along with some ancillary services such as package pickup and financial services. The region is part of the Chicago metropolitan statistical area and functions as a hub for local agriculture and small‑business enterprises. Community amenities within the ZIP code include a public library, Clinton High School, several parks, and a number of civic organizations.

ZIP code 61792 borders adjacent postal codes 61706, 61780, and 61793, and its boundaries incorporate portions of Clinton Township, Killian Township, and the eastern edge of Caledonia Township. The numbering of the ZIP code was assigned as part of the United States Postal Service’s 1963 expansion of the ZIP code system, which aimed to streamline mail routing across the region.

The area is known for its agricultural production, especially corn and soybean cultivation, and for local festivals such as the annual South LaSalle County Fair. Telephones in the 61792 area fall under the 815 area code.