Major Cities along IL 121 2024-10-07 Roadnow IL 121 Major Cities MAP Greenup MAP Toledo MAP Lerna MAP Trilla MAP Neoga MAP Mattoon MAP Gays MAP Sullivan MAP Bethany MAP Dalton City MAP Mt Zion MAP Mount Zion MAP Decatur MAP Latham MAP Warrensburg MAP Argenta MAP Chestnut MAP Mount Pulaski MAP Lincoln