Muslim Presence in Ulsan: Ulsan, a major industrial city in South Korea, is home to a growing Muslim community composed of international workers, students, and residents. The city's Islamic centers and mosques serve as spiritual and social hubs, reflecting the long-term settlement of Muslims in the region. While the exact history of Muslim presence in Ulsan is not documented in available sources, the establishment of prayer places indicates a stable community that has developed over time.

Community Implantation: The Muslim community in Ulsan is well-served by several mosques and prayer rooms across the city. Notable among them is the Ulsan Islamic Center in Nam-gu, which provides a central place for worship and community activities. Other prayer places include Masjid Baburrahmah Ulsan in Nam-gu, Masjid Al Bukhori Doksin in Ulju-gun, and Masjid al nabvi in Onsan-eup. These facilities are located in various districts such as Nam-gu, Dong-gu, and Ulju-gun, ensuring accessibility for Muslims throughout the city and its surroundings.

Prayer Time Orientation: Muslims in Ulsan observe the five daily prayers—Fajr, Dhuhr, Asr, Maghrib, and Isha—according to the city's timezone, Asia/Seoul. Prayer times vary throughout the year due to changes in sunrise and sunset, influenced by Ulsan's latitude and seasonal shifts. The calculation method used for determining prayer times is not specified in available data, but the Qibla direction and distance to Mecca are essential for orientation. The prayer times page provides dynamic updates, allowing residents and visitors to plan their daily worship accurately.