Halls & Event Sites go Results Found: 2 Button group with nested dropdown South County Regional Center Arroyo Grande South County Regional Center South County Regional Center South County Regional Center 800 W Branch St Arroyo Grande CA 93420 (805) 489-1488 Visit Website Arroyo Grande Central Coast Masonic Lodge 237 112 Poole Street Arroyo Grande CA 93420 (805) 489-2350 Visit Website