Small populations have also been found in western Illinois and eastern Oklahoma.

Illinois Route 164 is a state road in rural western Illinois.

Illinois Route 99 is a north-south state road in western Illinois.

By 1974, with circulation expanding throughout eastern Iowa and western Illinois, the newspaper was given its current name.

Illinois Route 96 is a north-south state road in far western Illinois.

However, such institutions were considered an unusual phenomenon in western Illinois.

They left behind remains in northern and western Illinois.

Illinois Route 104 is a state highway in central and western Illinois.

This area, in far western Illinois, was familiar to two of the Presidential candidates.

As a result, 1400 colonists emigrated from Sweden to their new home in western Illinois.