Puerto Rico Highway 503 (PR-503), also called Carretera Tibes (Road to Tibes), is a tertiary state road that connects Barrio Consejo, in the southwestern part of the municipality of Utuado, to Barrio Tercero in the city of Ponce, and ending at Museo de la Historia de Ponce, one block east of the center of the city at Plaza Las Delicias.