Berwick, Illinois
Unincorporated community in Illinois, United States / From Wikipedia, the free encyclopedia
Berwick is an unincorporated community in Warren County, Illinois, United States. Berwick contains a fire department, post office, grain elevator, and Baptist Church. Berwick is 9.5 miles (15.3 km) southeast of Monmouth. Berwick has a post office with ZIP code 61417.[2]