Cheonan has been called "the core city of nation" as it is the gateway to the area around the national capital region and western Chungcheong, as well as the main transportation hub for the national road (Hwy 1, 21), railways, and expressways (IC 1-Gyeongbu Expressway, 25-Honam Expressway).
Cheonan disebut sebagai “kota inti bangsa” karena merupakan pintu gerbang ke daerah sekitar wilayah ibukota nasional dan barat Chungcheong, serta pusat transportasi utama untuk jalan nasional (Hwy 1, 21), kereta api, dan jalan bebas hambatan (IC 1 - Gyeongbu Expressway, 25 - Honam Expressway).