Prairie du Long Township, St. Clair County, Illinois

Hecker is a village in Monroe County in the U.S state of Illinois. The population was 429 at the 2020 census, down from 481 in 2010.

Smithton is a village in St. Clair County, Illinois, United States. The population was 4,006 in the 2020 United States Census. It is part of the Metro East region of Greater Saint Louis.

Paderborn is a census-designated place in St. Clair County, Illinois, United States. Its population was 43 as of the 2010 census.

Douglas is an unincorporated community in St. Clair County, Illinois, United States. Douglas is located along Illinois Route 159, 1 mile (1.6 km) northeast of downtown Smithton.

Floraville is a census-designated place in St. Clair County, Illinois, United States. Its population was 53 as of the 2010 census.

Smithton Township (Township 1 South, Range 8 West) is located in St. Clair County, Illinois. As of the 2010 census, its population was 4,275 and it contained 1,684 housing units.

WPXS (channel 13) is a religious television station licensed to Mount Vernon, Illinois, United States (a city within the Paducah, Kentucky–Cape Girardeau, Missouri–Harrisburg, Illinois television market), but primarily serving the St. Louis market. The station is owned and operated by the Daystar Television Network. WPXS' transmitter is located on Five Forks Road near New Athens, Illinois.

Freeburg is a village in St. Clair County, Illinois, United States. Located within Greater St. Louis, it is a southeastern exurb with many residents commuting to Downtown St. Louis or the Belleville area for employment. As of 2010, Freeburg had a population of 4,354.

WSDZ (1260 AM) is a radio station licensed to Belleville, Illinois, and serving the Greater St. Louis radio market. It is owned and operated by Relevant Radio, Inc. WSDZ carries a Catholic talk and teaching radio format supplied by the Relevant Radio network. WSDZ, along with 1120 KMOX, are responsible for activation of the St. Louis area Emergency Alert System.By day, WSDZ is powered at 20,000 watts. But at night, to avoid interfering with other stations on AM 1260, it reduces power to 5,000 watts. It uses a directional antenna at all times. The studios are located on Weber Hill Road in St. Louis. The transmitter is off Schuleter Germaine Road in Belleville. Programming is also heard on 99-watt FM translator 95.1 MHz K236CS in St. Louis.

Millstadt Township is located in St. Clair County, Illinois. As of the 2010 census, its population was 6,718 and it contained 2,782 housing units.

Freeburg Community High School is a high school located in Freeburg, Illinois, United States. The Freeburg Community High School District #77 controls it. Freeburg Community High School was founded in 1904 as a two-year school and graduated its first class of four students in 1906. In 1923, after converting to a traditional four-year high school, two students were presented with Freeburg High School diplomas. The existing school was constructed in 1929, becoming "Home of the Freeburg Midgets." The original mascot was named Marty the Midget, a name that lasted through the nineteen sixties.The district encompasses approximately 122 square miles (320 km2) and has an average enrollment of 750 students.

St. Clair County is the ninth most populous county in Illinois. Located directly east of St. Louis, the county is part of the Metro East region of the Greater St. Louis metropolitan area in southern Illinois. As of the 2020 United States census, St. Clair County had a population of 257,400, making it the third most populous county in Illinois outside the Chicago metropolitan area. Belleville is the county’s seat and largest city.Cahokia Village was founded in 1697 by French settlers and served as a Jesuit mission to convert tribes of the Illinois Confederation to Christianity. Prior to the establishment of Illinois as a state, the government of the Northwest Territory created St. Clair County in 1790 out of the western half of Knox County. In 1809, the county became the administrative center of the Illinois Territory and one of the two original counties of Illinois, alongside Randolph County. In 1970, the United States Census Bureau placed the mean center of U.S. population in St. Clair County.