The Diocese of Antofagasta is a Roman Catholic diocese located in northern Chile. Established in 1883, it serves the spiritual needs of the Catholic community in the region. The diocese is part of the Ecclesiastical Province of La Serena and covers a vast area that includes the city of Antofagasta and surrounding towns. The diocese is led by a bishop, who oversees various parishes and religious activities. It plays a significant role in promoting social justice, education, and community service within its jurisdiction. The diocese also engages in various outreach programs to support the local population.