Mathis, TX

ZIP code 78368 serves Riviera, an unincorporated community in Kleberg County, south of Kingsville along U.S. Highway 77. Its best-known geographic landmark is nearby Baffin Bay, a coastal destination noted for recreational fishing. Riviera Independent School District is a key local institution. The surrounding area is largely rural, with ranchland and low-density development connecting the community to Kingsville and the South Texas coast.