Cheonan City Bus Information
All Cheonan City bus numbers have changed as of December 22, 2007.
Areas within the city are from #1-82.
Rural areas such as Seonghwan, Seonggeo, Jiksan, Ipjang, Pyeongtaek, and Ansung are bus #100-200.
Other rural areas (Mokcheon, Bukmyeon, Seongnam, Sushin, Buyoungcheon, Dongmyeon, and Jincheon are bus numbers #300, 400 and 500.
Pungsae, Kwangdeok, Yeongi and Gonju are # 600 and 700 buses.
Asan buses are #800-900 buses.
http://www.cheonan.go.kr/portal/traffic_2.asp and http://its.cheonan.go.kr/service/bus/BusController?cmd=busroute# lists all the bus numbers and their routes, but the information is only in Korean.
Another good site is http://blog.naver.com/girl1231?Redirect=Log&logNo=150025896642 which is Korean's blog. I has an interactive view of the bus routes. Unfortunately no map is provide.
Here is are two buses I frequently take.
Bus #12 Korea Nazarene University- Bus terminal - Buyoung Apt.
Bus #13 Cheonan-Asan KTX -Beodulyukgori- Dankook University.