Area code 831 serves the central coast of California, including cities like Salinas, Monterey, Santa Cruz, and Hollister. It was created in 1998 from a split of area code 408 to serve the unique coastal and agricultural communities of the region. The 831 area encompasses iconic destinations like Big Sur, Carmel-by-the-Sea, and the Monterey Bay Aquarium. Known for its stunning coastline, rich farmland, and academic institutions like UC Santa Cruz, the region blends natural beauty with cultural and economic diversity. Agriculture, especially strawberries and lettuce, plays a major role in the economy of the Salinas Valley. Area code 831 is synonymous with the laid-back coastal lifestyle and scenic charm of California’s Central Coast.