Exploring Cheongju’s Train Stations. Cheongju boasts significant train stations that connect this vibrant city to various parts of Korea. Cheongju Station, the central hub, offers extensive services, including rapid and high-speed options to major cities. Other vital stations, such as Osong Station, specialize in high-speed rail, making travel to Seoul and Busan efficient and convenient. Each station is well-equipped with modern facilities and amenities to assist travelers, including customer service centers and tourist information points.